This article discusses waterborne illness from drinking contaminated water in the United States. It estimates that there are around 900,000 cases of waterborne illness annually, though many experts believe the actual number is much higher. It describes several types of contaminants like parasites, bacteria, and chemicals that can cause illness ranging from diarrhea to cancer. It notes populations more vulnerable to illness like children, pregnant women, and older adults. The article outlines the nurse's role in educating patients about preventing waterborne illness.
This document summarizes a study on the socio-economic impacts of arsenic contamination in drinking water in Basti Rasul Pur, Rahim Yar Khan, Pakistan. Key findings include:
1) 77% of water samples tested were found to have unsafe levels of arsenic contamination.
2) 50% of people surveyed showed symptoms of arsenicosis (arsenic poisoning) and 60% of household earnings were being spent on medical treatment.
3) Widespread illiteracy meant the population was largely unaware of the health risks of drinking contaminated water.
There is a need for sustainable solutions to provide the affected community with safe drinking water and mitigate the severe health and socioeconomic impacts of arsenic
Rural Native American and Alaska Native Communities - Decentralized Water Qua...Elizabeth Burton
This document discusses challenges with accessing clean drinking water for rural American Indian and Alaska Native communities and potential decentralized solutions. It notes that over 300,000 homes lack access to sustainable clean water due to issues like climate change, aging infrastructure, and lack of funding. While traditional water sources are culturally significant, many are now contaminated. The document evaluates decentralized options like rainwater harvesting, water pasteurization, solar disinfection, and chlorine treatment that respect cultural preferences and can be implemented with local materials and skills in small, remote communities. It emphasizes the need for community ownership and input in water solutions.
An Economic Assessment of the Value of Lakes and Lake Water Quality In Itasca...Luke Garner
The Itasca Water Legacy Partnership (IWLP)is proud to announce a special public presentation of the research study "An Economic Assessment of the Value of Lakes and Lake Water Quality In Itasca County, Minnesota." The study's author, Dr. Daniel J. Phaneuf, Professor, Agricultural & Applied Economics at the University of Wisconsin-Madison, will be in Grand Rapids on May 27th to present the findings from his study. The objective of this study was to provide estimates of the economic value generated by lakes and lake water quality in Itasca County. Dr. Phaneuf is a widely recognized leader in environmental economics. This study was funded through a grant from the Blandin Foundation that was obtained by the Itasca Water Legacy Partnership.
This document summarizes a student's health risk assessment of using rainwater for toilet flushing. The student assessed potential health risks by employing a Quantitative Microbial Risk Assessment. The literature review found mixed results on the safety of consuming rainwater, with some studies finding rainwater safe and others finding potential pathogens. The student conducted their own designed experiment and theoretical modeling study to estimate microbial risks. Their results showed the risk of infection from inhaling Campylobacter and Salmonella after flushing a toilet supplied with rainwater was very low.
The City of Winnipeg is considering whether to build a water treatment plant to treat water from Shoal Lake before it reaches customers. There are risks to public health from parasites and disinfection byproducts with the current system. Experts recommend a water treatment plant to protect public health by reducing these risks. The plant would cost $204 million to build and $12 million annually to operate, and water rates would need to increase by less than 5% to pay for it. A decision will be made in October 1999 after public input is received.
Determinants of household water quality in the tamale metropolis, ghanaAlexander Decker
This study assessed factors influencing household water quality in Tamale, Ghana. Water samples were collected from 250 households and tested for contaminants. The results showed that 83% of samples tested positive for E. coli, and the majority had feacal coliform bacteria present. Water source, distance to source, and water storage practices were found to impact household water quality. Those fetching water from outside sources like public standpipes were less likely to have quality water compared to those with in-home sources. On-site water treatment is needed to ensure water safety for domestic use in Tamale.
7191 . the right to water and sanitation - a practical guideGian Paolo Pezzi
A Franciscan Perspective on the Right to Water. Francis’s respect for Sister Mother Earth reminds us that the right to water is certainly important, but at the same time we need to respect the Water’s rights too!
This practical guide shows the importance of water, the water's rights, and the commitment of the community towards water providing reflection, statistics, and exercises. Here you can find both the Power Point and a word text to facilitate the use of both in separate way. (Jpic-jp.org).
This study examines how social and environmental factors influence waterborne pathogen transmission in 22 villages along the northern coast of Ecuador. Researchers conducted interviews and focus groups to understand how residents' daily lives and activities are affected by varying hygiene practices, sanitation access, water sources, and climate changes. The qualitative data collected will inform the development of an agent-based computer model to evaluate potential public health solutions and interventions. Understanding local epidemiological knowledge, gender roles, and how climate changes impact livelihoods is key to implementing effective sanitation and hygiene programs.
This document summarizes a study on the socio-economic impacts of arsenic contamination in drinking water in Basti Rasul Pur, Rahim Yar Khan, Pakistan. Key findings include:
1) 77% of water samples tested were found to have unsafe levels of arsenic contamination.
2) 50% of people surveyed showed symptoms of arsenicosis (arsenic poisoning) and 60% of household earnings were being spent on medical treatment.
3) Widespread illiteracy meant the population was largely unaware of the health risks of drinking contaminated water.
There is a need for sustainable solutions to provide the affected community with safe drinking water and mitigate the severe health and socioeconomic impacts of arsenic
Rural Native American and Alaska Native Communities - Decentralized Water Qua...Elizabeth Burton
This document discusses challenges with accessing clean drinking water for rural American Indian and Alaska Native communities and potential decentralized solutions. It notes that over 300,000 homes lack access to sustainable clean water due to issues like climate change, aging infrastructure, and lack of funding. While traditional water sources are culturally significant, many are now contaminated. The document evaluates decentralized options like rainwater harvesting, water pasteurization, solar disinfection, and chlorine treatment that respect cultural preferences and can be implemented with local materials and skills in small, remote communities. It emphasizes the need for community ownership and input in water solutions.
An Economic Assessment of the Value of Lakes and Lake Water Quality In Itasca...Luke Garner
The Itasca Water Legacy Partnership (IWLP)is proud to announce a special public presentation of the research study "An Economic Assessment of the Value of Lakes and Lake Water Quality In Itasca County, Minnesota." The study's author, Dr. Daniel J. Phaneuf, Professor, Agricultural & Applied Economics at the University of Wisconsin-Madison, will be in Grand Rapids on May 27th to present the findings from his study. The objective of this study was to provide estimates of the economic value generated by lakes and lake water quality in Itasca County. Dr. Phaneuf is a widely recognized leader in environmental economics. This study was funded through a grant from the Blandin Foundation that was obtained by the Itasca Water Legacy Partnership.
This document summarizes a student's health risk assessment of using rainwater for toilet flushing. The student assessed potential health risks by employing a Quantitative Microbial Risk Assessment. The literature review found mixed results on the safety of consuming rainwater, with some studies finding rainwater safe and others finding potential pathogens. The student conducted their own designed experiment and theoretical modeling study to estimate microbial risks. Their results showed the risk of infection from inhaling Campylobacter and Salmonella after flushing a toilet supplied with rainwater was very low.
The City of Winnipeg is considering whether to build a water treatment plant to treat water from Shoal Lake before it reaches customers. There are risks to public health from parasites and disinfection byproducts with the current system. Experts recommend a water treatment plant to protect public health by reducing these risks. The plant would cost $204 million to build and $12 million annually to operate, and water rates would need to increase by less than 5% to pay for it. A decision will be made in October 1999 after public input is received.
Determinants of household water quality in the tamale metropolis, ghanaAlexander Decker
This study assessed factors influencing household water quality in Tamale, Ghana. Water samples were collected from 250 households and tested for contaminants. The results showed that 83% of samples tested positive for E. coli, and the majority had feacal coliform bacteria present. Water source, distance to source, and water storage practices were found to impact household water quality. Those fetching water from outside sources like public standpipes were less likely to have quality water compared to those with in-home sources. On-site water treatment is needed to ensure water safety for domestic use in Tamale.
7191 . the right to water and sanitation - a practical guideGian Paolo Pezzi
A Franciscan Perspective on the Right to Water. Francis’s respect for Sister Mother Earth reminds us that the right to water is certainly important, but at the same time we need to respect the Water’s rights too!
This practical guide shows the importance of water, the water's rights, and the commitment of the community towards water providing reflection, statistics, and exercises. Here you can find both the Power Point and a word text to facilitate the use of both in separate way. (Jpic-jp.org).
This study examines how social and environmental factors influence waterborne pathogen transmission in 22 villages along the northern coast of Ecuador. Researchers conducted interviews and focus groups to understand how residents' daily lives and activities are affected by varying hygiene practices, sanitation access, water sources, and climate changes. The qualitative data collected will inform the development of an agent-based computer model to evaluate potential public health solutions and interventions. Understanding local epidemiological knowledge, gender roles, and how climate changes impact livelihoods is key to implementing effective sanitation and hygiene programs.
During my research of water treatment methods, I applied cost-benefit analysis to compare and contrast the most popular and efficient water treatment and reclamation methods.
Consumers' willingness to pay for improved water services in ilorin metropoli...Alexander Decker
This document summarizes a study that assessed consumers' willingness to pay for improved water services in Ilorin, Nigeria. Key findings include:
- The mean willingness to pay of households for improved water services was 1023.18 naira. Age, education, and price significantly influenced willingness to pay.
- Access to potable water was estimated at 58% in urban areas of Kwara state but only 12% in rural areas. Water infrastructure was poorly maintained.
- There is a large "water gap" in Kwara state between available water and needs, which must be addressed to meet Millennium Development Goals for water access.
This document discusses compounds of emerging concern (CECs) in water and their impact on water utilities. While more research is needed, CECs like pharmaceuticals are ubiquitous in wastewater discharges and detected in surface waters downstream. These compounds can disrupt human and aquatic endocrine systems even at very low concentrations. There is evidence that CECs negatively impact aquatic organisms, with some fish found downstream of wastewater discharges exhibiting intersex characteristics. As detection methods improve, CECs are an increasing regulatory concern that will shape future water and wastewater treatment processes.
This document discusses the scarcity of clean water in Africa and its negative impacts. It outlines several justifications for addressing this issue, including major health concerns from drinking contaminated water which can lead to diseases and death. A lack of clean water also has societal ramifications, as sick individuals are unable to contribute economically and missing work/school. Several past clean water projects are reviewed, noting both successes and failures. Key obstacles to providing clean water in Africa are identified as education, cultural barriers, costs of volunteers and implementation. The document proposes solutions for awareness campaigns, fundraising, and education to help overcome these obstacles and implement a more effective clean water access program.
This document discusses a study investigating land use and water quality in the Wilgerfontein Catchment in Edendale, South Africa via analysis of E. coli levels. The study aimed to assess E. coli levels at different points along the river, identify potential land uses associated with E. coli counts, and examine relationships between E. coli, temperature, and pH. Water samples were collected from 10 sites along the river and analyzed for E. coli, pH, and temperature. Results showed highest E. coli counts downstream with elevated levels of pH and temperature. The study concludes land use impacts water quality in the river.
Influence of Anthropogenic Activities on Microbial and Nutrient Levels Along ...Douglas Anyona
1. The study assessed the influence of anthropogenic activities on nutrient and microbial levels along two tributaries (Amala and Nyangores) of the Mara River in Kenya.
2. Higher levels of total phosphorus were found along the Nyangores tributary compared to the Amala tributary. Sites within urban areas and with human/livestock contact had significantly higher nutrient and microbial levels.
3. The findings imply that the health of local communities relying on this water source for domestic use may be compromised. Regular monitoring, enforcement of environmental laws, public education and proper sewage disposal are recommended.
1) Poverty and water availability are two major development issues in the Andean region of Latin America. Growing populations and climate change are exacerbating water problems and conflicts over scarce water resources.
2) The study analyzes data across multiple scales - reviewing literature, assessing national poverty and water trends, and examining municipality-level and household-level data - to understand relationships between poverty and water availability.
3) At broader scales, few direct relationships between poverty and water were found, but localized analyses showed some connections, like drought driving poverty increases in parts of Ecuador. Overall, poverty seems indirectly rather than directly linked to water problems in the Andes.
Assessing the availability of community water at Madlangamphisi, a community ...Agriculture Journal IJOEAR
The research was conducted to assess the availability of domestic water and the extent of the problems associated with water scarcity at Madlangamphisi area in the Hhohho district of Eswatini. The research was a descriptive survey. A questionnaire was used to collect both qualitative and quantitative data for the survey. A total of 169 households out of 300 households in the community were randomly selected to participate in the survey. The majority (56.2%) of the households confirmed that there was water scarcity problems in the area as the streams they used for domestic water frequently dried up during the winter months. The study showed that a majority, 51.5% used water from rivers as the main source of domestic water, while 40.2% of the people travelled for more than 1,000 m to fetch water. To cope with water scarcity problems, 43.2% of the households reduced their water consumption level during droughts while 45% practiced rooftop rainwater harvesting. The study concluded that Madlangamphisi community experienced serious water scarcity problems since they relied on unprotected water sources for domestic use. Moreover, they had to travel for more than 200 m to collect water from nearest sources which is considered an indication of water scarcity by the WHO. The study observed that there was a need to introduce a rural water supply scheme in the area to solve the water scarcity problems and that households should treat water for drinking by either boiling or use a disinfectant to eliminate pathogenic organisms in the water.
Randy Alstadt visited Italy and observed that water was only available for limited periods each week, forcing people to store water in advance. This scenario is uncommon in the United States, which has abundant water supplies. Alstadt works at the Poughkeepsies' Water Treatment Facility, which serves multiple local communities. The article discusses various local and national issues regarding drinking water safety and quality.
Roughly 663 million people lack access to safe drinking water and 1.8 billion drink unsafe water daily. An estimated 2.4 billion people lack adequate sanitation. Water and sanitation projects provide strong economic returns, with every $1 invested returning $4-34. Children are most affected by the global water crisis - 17% of child deaths are from diarrheal diseases, with 760,000 children under 5 dying each year and reductions in water collection time found to increase school attendance rates.
Inadequacy of Safe Domestic Water Supply in Small Urban Centre’s in Kenya: A ...paperpublications3
Abstract: Urbanization and subsequent creation of urban sprawl have become a major concern to many countries worldwide and particularly, developing countries that experience a rapid rate of urbanization. This situation is pronounced more in Africa where the annual growth rate were 4.7% and 4.6% between 1960 - 1980 and 1980 - 2000 respectively. (UN 1969). In Kenya the big numbers of small urban centres such as Ahero indicate the trend where urbanization is spreading. This influx of people into specific settlements creates high demand for water. This situation implies that no provision of safe water for domestic use can be expected. In Ahero town, the provision of adequate supply of safe water for domestic use is lacking. This has led to other environmental problems including high health risks for the inhabitants. This study examines the state of and the adequacy of supply of safe domestic water in Ahero town. A survey was conducted that made use of the existing physical development plan for Ahero town. A still camera was used to capture the state of the subject of study and 199 close ended questionnaires. Discussions were held with key informants and non-governmental organizations in relation to water supply in the town. The data collected was analyzed using statistical package for social scientists (SPSS). The study established that there is one water point constructed by the Catholic Mission church. The facility is situated in the mission compound and run by the same church that supplies water at a fee. Other sources include wells and nearby River Nyando. The study concludes that environmental problems relating to poor and inadequate supply of safe domestic water exists in Ahero town. It recommends that proper strategy and planning for provision of these essential services is made.
The document summarizes a quantitative microbial risk assessment (QMRA) conducted to estimate the risk of sailors contracting a highly credible gastrointestinal illness during a one hour Olympic sailing race in Guanabara Bay, Rio de Janeiro. Guanabara Bay receives untreated sewage and trash from nearby favelas. The QMRA used exposure and dose-response models to estimate that the risk of illness for sailors was very low at 6.24999E-06. The analysis identified ingestion rates as the most sensitive variable and noted limitations in applying data from other regions. It recommended future risk mitigation through improved sewage treatment, trash collection, and educating local communities.
Your tap water is probably laced with antidepressantsWorld Truth
The idea that we’re being unwittingly drugged when we drink a glass of ordinary tap water smacks of dystopian science fiction or political conspiracy theory. Accusations that Communists were spiking America’s water with sedatives—under the cover of the federally instituted fluoridation program—were such a staple of Cold War–era paranoia that Stanley Kubrick satirized it in his 1964 masterpiece, Dr. Strangelove. While such fear-mongering may seem quaint, what’s truly ironic is that Americans today are consuming prescription drugs—including addictive psychoactive ones—via the water supply. Who knew?
There’s a good chance that if you live in an urban area, your tap water is laced with tiny amounts of antidepressants (mostly SSRIs like Prozac and Effexor), benzodiazepines (like Klonopin, used to reduce symptoms of substance withdrawal) and anticonvulsants (like Topomax, used to treat addiction to alcohol, nicotine, food and even cocaine and crystal meth). Such are the implications of environmental studies that have been leaking out over the past decade.
Sustainable Water (Safe Water and Improved Sanitation): Engaging the YouthsCharles Anukwonke
The slide presented the sustainable development goal number 6. and its concerns; Safe water, Sanitation and Hygiene. Financial innovation strategy is presented on how it will help achieve the said goal of sate water and sustainability.
The document discusses three main threats to drinking water: natural contaminants, intentional attacks, and accidents. It provides examples of each type of threat throughout history. While water systems work to eliminate natural pathogens, accidents like the chemical spill in West Virginia are difficult to prevent given the thousands of dams, reservoirs, and miles of pipes across the country that could be accidently contaminated. The document argues that while water systems aim to prevent contamination, improved monitoring is critical to quickly detect threats and respond to protect public health. Vigilance is needed to protect water sources from all types of threats through prevention and rapid detection.
The document provides an agenda for the Inaugural Texas Panhandle Water Conservation Symposium. The agenda lists afternoon breakout sessions on topics related to agriculture, public, and municipal water conservation. It also lists several speakers who will discuss challenges facing water supplies in the region due to drought, the impact of the drought, water conservation strategies, and what to expect from the upcoming state legislative session regarding water issues.
This document discusses solutions for providing clean drinking water and proper sanitation in India. It notes that over one third of India's population lacks access to basic sanitation and safe drinking water. Some of the key issues discussed include depleting groundwater resources, inadequate water supply even where infrastructure exists, and health impacts of unsafe water and lack of sanitation. Proposed solutions focus on innovative technologies for water supply and sanitation, including systems for emptying and treating waste from non-sewered areas. Community-led approaches, public-private partnerships, and generating demand for sanitation services are also recommended. The document advocates for institutional and policy reforms to support expanded access to clean water and sanitation.
An accidental chemical spill occurred in the Passaic River in New Jersey, releasing over 6 million gallons of heavy metals, mercury, and ammonia. This spill put the health of 4.1 million people across 7 counties at risk. The state health department is responsible for communicating the risks to the public. They have identified factories near the river and contacted local community groups and hospitals to coordinate the response. The initial response was to issue do-not-drink and do-not-use orders while testing determined the chemicals involved. Updates will be provided to the public throughout the crisis response and cleanup.
Long Island relies solely on groundwater for drinking water. Contamination from improper disposal of household hazardous waste and excess nutrients like nitrogen are negatively impacting water quality. Nitrogen levels are rising in all aquifers due to septic systems, sewage treatment plants, fertilizers, and agriculture. Common contaminants detected include volatile organic chemicals, MTBE, and pesticides. Over 100 pesticides have been found in drinking water wells. The top three pesticides detected are imidacloprid, atrazine, and metalaxyl. Pharmaceutical drugs are also emerging contaminants being detected in surface and groundwater. Proper disposal of wastes and reduction of hazardous chemicals is needed to protect Long Island's sole source aqu
CDC: Understanding the Cholera Epidemic, HaitiStanleylucas
CDC epidemiologic study provides several additional arguments confirming an importation of cholera in Haiti. There was an exact correlation in time and places between the arrival of a Nepalese battalion from an area experiencing a cholera outbreak and the appearance of the first cases in Meille a few days after. The remoteness of Meille in central Haiti and the absence of report of other incomers make it unlikely that a cholera strain might have been brought there another way. DNA fingerprinting of V. cholerae isolates in Haiti (1) and genotyping (7,21) corroborate our findings because the fingerprinting and genotyping suggest an introduction from a distant source in a single event (22).
These testimonials describe various health benefits experienced by individuals after drinking Kangen water for periods ranging from 1 month to 9 months. Benefits included relief from acid reflux, improved digestion, relief from diabetes symptoms, reduced back pain, healed ear infection, relief from arthritis pain, improved sleep, weight loss, improved cholesterol levels, clearer skin and relief from asthma symptoms. One individual also experienced relief from muscle soreness after only one day of drinking the water. Overall, the testimonials suggest that Kangen water provided relief from various health issues and improved general well-being and energy levels.
A study found that supplementing with alkaline minerals reduced symptoms of chronic low back pain. 82 patients took a lactose-based alkaline supplement for 4 weeks in addition to their usual medication. Their low back pain rating scores dropped significantly by 49% on average. The supplement increased total blood buffering capacity and blood pH levels. It was concluded that an imbalance in acid-base levels may contribute to low back pain symptoms and that supplementing with alkaline minerals can help reduce pain.
During my research of water treatment methods, I applied cost-benefit analysis to compare and contrast the most popular and efficient water treatment and reclamation methods.
Consumers' willingness to pay for improved water services in ilorin metropoli...Alexander Decker
This document summarizes a study that assessed consumers' willingness to pay for improved water services in Ilorin, Nigeria. Key findings include:
- The mean willingness to pay of households for improved water services was 1023.18 naira. Age, education, and price significantly influenced willingness to pay.
- Access to potable water was estimated at 58% in urban areas of Kwara state but only 12% in rural areas. Water infrastructure was poorly maintained.
- There is a large "water gap" in Kwara state between available water and needs, which must be addressed to meet Millennium Development Goals for water access.
This document discusses compounds of emerging concern (CECs) in water and their impact on water utilities. While more research is needed, CECs like pharmaceuticals are ubiquitous in wastewater discharges and detected in surface waters downstream. These compounds can disrupt human and aquatic endocrine systems even at very low concentrations. There is evidence that CECs negatively impact aquatic organisms, with some fish found downstream of wastewater discharges exhibiting intersex characteristics. As detection methods improve, CECs are an increasing regulatory concern that will shape future water and wastewater treatment processes.
This document discusses the scarcity of clean water in Africa and its negative impacts. It outlines several justifications for addressing this issue, including major health concerns from drinking contaminated water which can lead to diseases and death. A lack of clean water also has societal ramifications, as sick individuals are unable to contribute economically and missing work/school. Several past clean water projects are reviewed, noting both successes and failures. Key obstacles to providing clean water in Africa are identified as education, cultural barriers, costs of volunteers and implementation. The document proposes solutions for awareness campaigns, fundraising, and education to help overcome these obstacles and implement a more effective clean water access program.
This document discusses a study investigating land use and water quality in the Wilgerfontein Catchment in Edendale, South Africa via analysis of E. coli levels. The study aimed to assess E. coli levels at different points along the river, identify potential land uses associated with E. coli counts, and examine relationships between E. coli, temperature, and pH. Water samples were collected from 10 sites along the river and analyzed for E. coli, pH, and temperature. Results showed highest E. coli counts downstream with elevated levels of pH and temperature. The study concludes land use impacts water quality in the river.
Influence of Anthropogenic Activities on Microbial and Nutrient Levels Along ...Douglas Anyona
1. The study assessed the influence of anthropogenic activities on nutrient and microbial levels along two tributaries (Amala and Nyangores) of the Mara River in Kenya.
2. Higher levels of total phosphorus were found along the Nyangores tributary compared to the Amala tributary. Sites within urban areas and with human/livestock contact had significantly higher nutrient and microbial levels.
3. The findings imply that the health of local communities relying on this water source for domestic use may be compromised. Regular monitoring, enforcement of environmental laws, public education and proper sewage disposal are recommended.
1) Poverty and water availability are two major development issues in the Andean region of Latin America. Growing populations and climate change are exacerbating water problems and conflicts over scarce water resources.
2) The study analyzes data across multiple scales - reviewing literature, assessing national poverty and water trends, and examining municipality-level and household-level data - to understand relationships between poverty and water availability.
3) At broader scales, few direct relationships between poverty and water were found, but localized analyses showed some connections, like drought driving poverty increases in parts of Ecuador. Overall, poverty seems indirectly rather than directly linked to water problems in the Andes.
Assessing the availability of community water at Madlangamphisi, a community ...Agriculture Journal IJOEAR
The research was conducted to assess the availability of domestic water and the extent of the problems associated with water scarcity at Madlangamphisi area in the Hhohho district of Eswatini. The research was a descriptive survey. A questionnaire was used to collect both qualitative and quantitative data for the survey. A total of 169 households out of 300 households in the community were randomly selected to participate in the survey. The majority (56.2%) of the households confirmed that there was water scarcity problems in the area as the streams they used for domestic water frequently dried up during the winter months. The study showed that a majority, 51.5% used water from rivers as the main source of domestic water, while 40.2% of the people travelled for more than 1,000 m to fetch water. To cope with water scarcity problems, 43.2% of the households reduced their water consumption level during droughts while 45% practiced rooftop rainwater harvesting. The study concluded that Madlangamphisi community experienced serious water scarcity problems since they relied on unprotected water sources for domestic use. Moreover, they had to travel for more than 200 m to collect water from nearest sources which is considered an indication of water scarcity by the WHO. The study observed that there was a need to introduce a rural water supply scheme in the area to solve the water scarcity problems and that households should treat water for drinking by either boiling or use a disinfectant to eliminate pathogenic organisms in the water.
Randy Alstadt visited Italy and observed that water was only available for limited periods each week, forcing people to store water in advance. This scenario is uncommon in the United States, which has abundant water supplies. Alstadt works at the Poughkeepsies' Water Treatment Facility, which serves multiple local communities. The article discusses various local and national issues regarding drinking water safety and quality.
Roughly 663 million people lack access to safe drinking water and 1.8 billion drink unsafe water daily. An estimated 2.4 billion people lack adequate sanitation. Water and sanitation projects provide strong economic returns, with every $1 invested returning $4-34. Children are most affected by the global water crisis - 17% of child deaths are from diarrheal diseases, with 760,000 children under 5 dying each year and reductions in water collection time found to increase school attendance rates.
Inadequacy of Safe Domestic Water Supply in Small Urban Centre’s in Kenya: A ...paperpublications3
Abstract: Urbanization and subsequent creation of urban sprawl have become a major concern to many countries worldwide and particularly, developing countries that experience a rapid rate of urbanization. This situation is pronounced more in Africa where the annual growth rate were 4.7% and 4.6% between 1960 - 1980 and 1980 - 2000 respectively. (UN 1969). In Kenya the big numbers of small urban centres such as Ahero indicate the trend where urbanization is spreading. This influx of people into specific settlements creates high demand for water. This situation implies that no provision of safe water for domestic use can be expected. In Ahero town, the provision of adequate supply of safe water for domestic use is lacking. This has led to other environmental problems including high health risks for the inhabitants. This study examines the state of and the adequacy of supply of safe domestic water in Ahero town. A survey was conducted that made use of the existing physical development plan for Ahero town. A still camera was used to capture the state of the subject of study and 199 close ended questionnaires. Discussions were held with key informants and non-governmental organizations in relation to water supply in the town. The data collected was analyzed using statistical package for social scientists (SPSS). The study established that there is one water point constructed by the Catholic Mission church. The facility is situated in the mission compound and run by the same church that supplies water at a fee. Other sources include wells and nearby River Nyando. The study concludes that environmental problems relating to poor and inadequate supply of safe domestic water exists in Ahero town. It recommends that proper strategy and planning for provision of these essential services is made.
The document summarizes a quantitative microbial risk assessment (QMRA) conducted to estimate the risk of sailors contracting a highly credible gastrointestinal illness during a one hour Olympic sailing race in Guanabara Bay, Rio de Janeiro. Guanabara Bay receives untreated sewage and trash from nearby favelas. The QMRA used exposure and dose-response models to estimate that the risk of illness for sailors was very low at 6.24999E-06. The analysis identified ingestion rates as the most sensitive variable and noted limitations in applying data from other regions. It recommended future risk mitigation through improved sewage treatment, trash collection, and educating local communities.
Your tap water is probably laced with antidepressantsWorld Truth
The idea that we’re being unwittingly drugged when we drink a glass of ordinary tap water smacks of dystopian science fiction or political conspiracy theory. Accusations that Communists were spiking America’s water with sedatives—under the cover of the federally instituted fluoridation program—were such a staple of Cold War–era paranoia that Stanley Kubrick satirized it in his 1964 masterpiece, Dr. Strangelove. While such fear-mongering may seem quaint, what’s truly ironic is that Americans today are consuming prescription drugs—including addictive psychoactive ones—via the water supply. Who knew?
There’s a good chance that if you live in an urban area, your tap water is laced with tiny amounts of antidepressants (mostly SSRIs like Prozac and Effexor), benzodiazepines (like Klonopin, used to reduce symptoms of substance withdrawal) and anticonvulsants (like Topomax, used to treat addiction to alcohol, nicotine, food and even cocaine and crystal meth). Such are the implications of environmental studies that have been leaking out over the past decade.
Sustainable Water (Safe Water and Improved Sanitation): Engaging the YouthsCharles Anukwonke
The slide presented the sustainable development goal number 6. and its concerns; Safe water, Sanitation and Hygiene. Financial innovation strategy is presented on how it will help achieve the said goal of sate water and sustainability.
The document discusses three main threats to drinking water: natural contaminants, intentional attacks, and accidents. It provides examples of each type of threat throughout history. While water systems work to eliminate natural pathogens, accidents like the chemical spill in West Virginia are difficult to prevent given the thousands of dams, reservoirs, and miles of pipes across the country that could be accidently contaminated. The document argues that while water systems aim to prevent contamination, improved monitoring is critical to quickly detect threats and respond to protect public health. Vigilance is needed to protect water sources from all types of threats through prevention and rapid detection.
The document provides an agenda for the Inaugural Texas Panhandle Water Conservation Symposium. The agenda lists afternoon breakout sessions on topics related to agriculture, public, and municipal water conservation. It also lists several speakers who will discuss challenges facing water supplies in the region due to drought, the impact of the drought, water conservation strategies, and what to expect from the upcoming state legislative session regarding water issues.
This document discusses solutions for providing clean drinking water and proper sanitation in India. It notes that over one third of India's population lacks access to basic sanitation and safe drinking water. Some of the key issues discussed include depleting groundwater resources, inadequate water supply even where infrastructure exists, and health impacts of unsafe water and lack of sanitation. Proposed solutions focus on innovative technologies for water supply and sanitation, including systems for emptying and treating waste from non-sewered areas. Community-led approaches, public-private partnerships, and generating demand for sanitation services are also recommended. The document advocates for institutional and policy reforms to support expanded access to clean water and sanitation.
An accidental chemical spill occurred in the Passaic River in New Jersey, releasing over 6 million gallons of heavy metals, mercury, and ammonia. This spill put the health of 4.1 million people across 7 counties at risk. The state health department is responsible for communicating the risks to the public. They have identified factories near the river and contacted local community groups and hospitals to coordinate the response. The initial response was to issue do-not-drink and do-not-use orders while testing determined the chemicals involved. Updates will be provided to the public throughout the crisis response and cleanup.
Long Island relies solely on groundwater for drinking water. Contamination from improper disposal of household hazardous waste and excess nutrients like nitrogen are negatively impacting water quality. Nitrogen levels are rising in all aquifers due to septic systems, sewage treatment plants, fertilizers, and agriculture. Common contaminants detected include volatile organic chemicals, MTBE, and pesticides. Over 100 pesticides have been found in drinking water wells. The top three pesticides detected are imidacloprid, atrazine, and metalaxyl. Pharmaceutical drugs are also emerging contaminants being detected in surface and groundwater. Proper disposal of wastes and reduction of hazardous chemicals is needed to protect Long Island's sole source aqu
CDC: Understanding the Cholera Epidemic, HaitiStanleylucas
CDC epidemiologic study provides several additional arguments confirming an importation of cholera in Haiti. There was an exact correlation in time and places between the arrival of a Nepalese battalion from an area experiencing a cholera outbreak and the appearance of the first cases in Meille a few days after. The remoteness of Meille in central Haiti and the absence of report of other incomers make it unlikely that a cholera strain might have been brought there another way. DNA fingerprinting of V. cholerae isolates in Haiti (1) and genotyping (7,21) corroborate our findings because the fingerprinting and genotyping suggest an introduction from a distant source in a single event (22).
These testimonials describe various health benefits experienced by individuals after drinking Kangen water for periods ranging from 1 month to 9 months. Benefits included relief from acid reflux, improved digestion, relief from diabetes symptoms, reduced back pain, healed ear infection, relief from arthritis pain, improved sleep, weight loss, improved cholesterol levels, clearer skin and relief from asthma symptoms. One individual also experienced relief from muscle soreness after only one day of drinking the water. Overall, the testimonials suggest that Kangen water provided relief from various health issues and improved general well-being and energy levels.
A study found that supplementing with alkaline minerals reduced symptoms of chronic low back pain. 82 patients took a lactose-based alkaline supplement for 4 weeks in addition to their usual medication. Their low back pain rating scores dropped significantly by 49% on average. The supplement increased total blood buffering capacity and blood pH levels. It was concluded that an imbalance in acid-base levels may contribute to low back pain symptoms and that supplementing with alkaline minerals can help reduce pain.
Americans consume about 4 billion gallons of bottled water per year, equal to one 8-ounce bottle per person daily. However, bottled water has significant environmental costs to produce and transport the plastic bottles. It takes three to five times more water to produce a plastic water bottle than it contains, and the manufacturing process uses oil equivalent to fueling over 100,000 cars annually. Most bottled water is simply filtered local tap water, but plastic bottles may leach chemicals into the water when heated. Less than a quarter of plastic bottles are recycled, and the rest pile up as trash that takes over 1000 years to degrade.
Water is a precious resource that is vital for life. However, the world's population has doubled since 1950 while water usage has tripled, straining fresh water supplies. Additionally, pollution from chemicals, fertilizers, and plastics has exacerbated health issues related to water. A large swath of plastic waste now exists in the Pacific Ocean that is disrupting ecosystems and entering the food chain. Enagic's SD501 water ionizer is presented as an eco-friendly solution that produces ionized water to reduce chemical and plastic usage and has received an environmental award for its positive impact.
The document compares the electrolysis chamber of the SD501 water ionizer to competitors, noting the SD501 uses a 3-layer filter and 7 electrode plate design, while competitors use simpler designs.
This document discusses ionized water and its potential health benefits. It begins by explaining how an ionized water unit works, using electrolysis to separate tap water into reduced and oxidized waters. Reduced water has a more negative redox potential, meaning it has excess electrons that can be donated to neutralize reactive oxygen species. The document argues that drinking reduced ionized water may help the body avoid illness by blocking the oxidation of healthy cells caused by an overproduction of free radicals.
A study of 15 healthy volunteers found that consuming two cans per day of energy drinks containing 80mg of caffeine and 1000mg of taurine led to increases in both heart rate and blood pressure over a one week period, even while at rest. Specifically, heart rates rose by 8-11% and both systolic and diastolic blood pressure rose by 7-10%. The researchers advised that people with cardiovascular conditions or those taking related medications should avoid energy drinks due to potential health impacts. However, the beverage industry disputed the findings, arguing that the caffeine levels had similar short-term effects as other sources like coffee.
This document provides information about a global partnership program involving water filtration devices. It notes that the company producing the devices has been in business for 40 years, is licensed as a medical device manufacturer, and has sold over $2.6 billion worth of devices. It also discusses the company's expansion globally and lists some of its office locations worldwide. Additionally, it includes brief statistics about world population growth and notes that wealthier individuals are increasingly spending more on wellness products and services. The document promotes the opportunity to become a distributor for the company and outlines the different types of commissions distributors can earn.
The document outlines Ireland's path to economic recovery in 2013, with three main points: 1) Focus on job creation to reduce unemployment and stimulate healing, 2) Economic growth will follow as employment increases, 3) Once recovery is established, reduce budget deficits. It provides advice on startup businesses focusing on finding a business model over extensive planning, and highlights social enterprises as a means of job creation.
This document provides an introduction to using Squidoo to build pages about topics you are interested in. It discusses how Squidoo allows you to connect your pages to other related pages and sites on the internet. The document then provides 26 example "recipes" or types of pages that can be built on Squidoo, such as raising money for charity, teaching about a hobby, engaging an audience, and more. It encourages sharing your knowledge and experiences to help others while also promoting yourself and your causes.
1. The document discusses the role of reactive oxygen species (ROS) in persistent pain. ROS have been implicated in many neurological conditions involving oxidative stress and dysfunction.
2. The paper summarizes a study showing that superoxide (SO), a type of ROS, mediates pain accompanying inflammation. Treatment with a superoxide dismutase mimetic prevented hyperalgesia in an inflammatory pain model.
3. While this supports a role for ROS in inflammatory pain, more research is still needed to fully understand how different ROS are involved in various types of persistent pain and the mechanisms by which they contribute to pain signaling and sensitization.
The document summarizes the results of a pH and ORP test conducted on various beverages in July 2008 in California. It shows the brand, packaging, pH level and ORP (oxidation reduction potential) measurement for each beverage tested. The beverages tested ranged greatly in their pH levels from 2.8 for Coke to 9.5 for Kangen Water.
This document discusses how electrolyzed acidic and alkaline water has been used successfully in medical settings to treat various conditions. It describes cases where electrolyzed water was used to treat athletes foot, bed sores, injuries, and helped speed recovery from illnesses. Medical professionals mentioned are seeing benefits of electrolyzed water for wound healing, odor removal, and reduced infection rates. The water is also believed to have health benefits when consumed such as reducing colds, improving liver health, and some claim to have cured diseases like diabetes or liver sclerosis by drinking the water regularly.
CAPLUS have worked with the Revenue Commissioners to develop the practice and procedure for establishing valuations, using their expertise in capital allowances to provide a streamlined claims process compliant with Irish Tax Law. A large value of allowances go unclaimed each year but these Capital Allowance experts can unlock much needed cash from businesses.
This document summarizes 10 medical case studies that suggest alkaline water can help with various health conditions such as high blood pressure, gynecological issues, heart disease, eczema, allergies, digestive problems, diabetes, obesity, and kidney disease. The case studies describe specific patients and their improved health outcomes after drinking alkaline ionized water for periods ranging from 1-3 months. Conditions like high blood pressure, eczema, and allergies saw complete recovery with alkaline water treatment alone.
The document warns that chlorine, fluoride, and sodium hydroxide are added to tap water and are unhealthy for pets to ingest. It promotes Kangen water as being good for pets and pet owners, with high alkalinity and natural antioxidants. Contact information is provided to request a free sample of Kangen water.
This document summarizes a report by the National Academies Press on assessing and reducing risks in drinking water distribution systems. It discusses how water quality can degrade during distribution due to treatment issues, chemical and biological reactions, reactions with distribution system materials, and contamination from external sources like pipe breaks and leaks. The report examines the challenges that utilities face in maintaining water quality at consumers' taps as well as changes in quality that can occur in homeowners' plumbing systems. Its primary focus is on protecting public health as distribution systems age and become more vulnerable to problems like main breaks and leaks.
The One Health Center aims to improve global health through an integrated approach addressing connections between human, animal, food, and environmental factors. Its mission is to assess and respond to health problems at this human-animal-environment interface through multidisciplinary and collaborative efforts. Key areas of research and intervention include improved water management, poultry immunization, disease surveillance, food safety, and combating malnutrition. A signature project will pilot interventions in these areas in Uganda to evaluate the added benefits of One Health approaches.
KENDRA A. PEOPLESDear Human Resources DepartmentEager t.docxtawnyataylor528
KENDRA A. PEOPLES
Dear Human Resources Department:
Eager to transition to a career in utilizing my sound decision-making and administrative skills and support departmental objectives.
As my resume reflects, I have many vital skills; including staffing and customer service relations, detailed documentation, and confidentiality. While these skills are currently applied as a retention and/or customer service specialist for various telecommunications companies and financial institutions, these talents are easily transferable within corporate and non-profit sectors. As my prior employers can verify, I have a proven record for taking initiative and easily managing increased responsibilities. During my career I have strengthened my interviewing and analytical skills to identify and fulfill needs based on specified qualifications. In addition, I have extensive experience in conflict resolution (as it involves the servicing of the customer), processing paperwork and submitting reports within designated deadlines.
I am a person of integrity and I am confident I will meet and exceed your expectations.
I welcome an interview at your earliest convenience to discuss how my talents can support your overall organizational goals.
If you have any additional questions, comments, or concerns in regards to the reception of this letter, please feel free to contact me. Thank you for your time and consideration in this matter.
Respectfully,
Kendra A. Peoples
The Maladies of Water and War: Addressing
Poor Water Quality in Iraq
Water is essential in pro-
viding nutrients, but contam-
inated water contributes to
poor population health.
Water quality and availabil-
ity can change in unstruc-
tured situations, such as war.
To develop a practical
strategy to address poor
water quality resulting from
intermittent wars in Iraq, I
reviewed information from
academic sources regarding
waterborne diseases, con-
flict and war, water quality
treatment, and malnutrition.
The prevalence of disease
was high in impoverished,
malnourished populations
exposed to contaminated
water sources.
The data aided in develop-
ing a strategy to improve
water quality in Iraq, which
encompasses remineralized
water from desalination
plants, health care reform,
monitoring and evaluation
systems, and educational
public health interventions.
(Am J Public Health. Pub-
lished online ahead of print
April 18,2013:e1–e7. doi:10.
2105/AJPH.2012.301118)
Tara Rava Zolnikov, MS, ScM
A LONG HISTORY OF UNSTABLE
rule, border disputes, and religious
strife has created continuous con-
flict in Iraq, with wars conducted
from the beginning of the 20th
century to the present. Iraq took
part in World Wars I and II. The
Persian Gulf wars had three
phases: 1980 to 1988, 1988 to
1991, and 2003 to 2010.1,2 The
American involvement in Iraq and
Afghanistan represent the most
sustained combat in the world
since the Vietnam War.3
War causes worker shortages,
skill-set ...
There’s What in My Water??Pharmaceuticals, Hormones and Endocrine Disrupter...Mark Campanale
Pharmaceuticals and other compounds have been detected in drinking water supplies across the US. While concentrations are low, some are concerned about potential long term human and environmental health impacts. Water and wastewater utilities are taking steps to study occurrence, effects, and ways to reduce levels through improved treatment and consumer education on proper drug disposal. Risk communication is important to address public perceptions and concerns over this emerging issue.
The document discusses issues related to water and health, including the hydrologic cycle, water scarcity, water contaminants, and regulations. It notes that over 97% of the world's water is salty and located in oceans, while the remaining 3% of freshwater is mostly locked in ice caps. Freshwater supplies are limited and many regions currently face or will face water stress due to population growth and climate change effects. Contaminants from human and agricultural activities threaten water quality and safety. Regulations like the Safe Drinking Water Act aim to protect public health by regulating contaminants in drinking water.
This document discusses the health risks associated with fracking from the perspectives of health sciences and animal science. It outlines how fracking can contaminate groundwater and drinking water with fluids used in the fracking process. This poses risks to both human and animal health. On the human side, contaminated water raises questions about potential health effects and water quality. For animal science, the impacts on livestock and wildlife from contaminated water and environment are examined, and whether this could affect meat quality or food safety. The document conducts a literature review on these topics and aims to provide an interdisciplinary analysis of the health risks of fracking.
Axelrod Becker Consulting facilitated the 2.5 day environment and health summit for MDI Biological Laboratory. Key stakeholders published their action plan commitments in Current Environmental Health Reports.
The NOAA's Oceans and Human Health Initiative (OHHI) aims to understand how the health of oceans, coasts and Great Lakes impacts human health and well-being, and vice versa. The OHHI conducts interdisciplinary research to identify health risks from marine diseases, algal blooms, and pollution, and to develop tools to monitor and predict such risks. The initiative also works to leverage marine resources for pharmaceuticals and to assess seafood safety. Through partnerships and information sharing, the OHHI seeks to protect both environmental and public health.
Challenged Conceptions - Environmental Chemicals & Fertility - Resources for Healthy Children www.scribd.com/doc/254613619 - For more information, Please see Organic Edible Schoolyards & Gardening with Children www.scribd.com/doc/254613963 - Gardening with Volcanic Rock Dust www.scribd.com/doc/254613846 - Double Food Production from your School Garden with Organic Tech www.scribd.com/doc/254613765 - Free School Gardening Art Posters www.scribd.com/doc/254613694 - Increase Food Production with Companion Planting in your School Garden www.scribd.com/doc/254609890 - Healthy Foods Dramatically Improves Student Academic Success www.scribd.com/doc/254613619 - City Chickens for your Organic School Garden www.scribd.com/doc/254613553 - Huerto Ecológico, Tecnologías Sostenibles, Agricultura Organica www.scribd.com/doc/254613494 - Simple Square Foot Gardening for Schools - Teacher Guide www.scribd.com/doc/254613410 - Free Organic Gardening Publications www.scribd.com/doc/254609890 ~
Epidemiological data and operational information about outbreaks is.pdfakashapparels
Epidemiological data and operational information about outbreaks is dynamic and changes
rapidly. You must develop a comprehensive Event Management System to manage critical
information about an outbreak (of your choice) within the Excel program that you have just
learned. This is one method to ensure accurate and timely communications between key public
health professionals and the community.
Choose from any one of the fields below.
Features of the data management system you create should include:
Solution
Case Management-
Businesses and agencies in long-term relationships with their customers, citizens or subscribers
will be judged by the accuracy of the records they hold, the consistency of the communications
that take place, and the speed, efficiency and fairness with which each case, claim or contract is
processed.
Delivery of customer service against these priorities has never been more challenging.
Customers are more mobile in their addresses, jobs and family relationships. Communications
channels seem to multiply overnight, with customers switching between them at will. Corporate
messaging demands multi-channel distribution with increasing amounts of personalization.
Mergers and acquisitions create multiple silos of customer-related data to be seamlessly joined.
And products, business rules and government regulations change with alarming frequency.
Against this backdrop, the demands on the IT systems to support smooth, efficient and integrated
delivery are considerable, particularly where case-orientated transactions are involved.
Emergency Response-
Environmental emergencies are incidents or events that threaten public safety, health, and
welfare and include hurricanes, floods, wildfires, industrial plant explosions, chemical spills, acts
of terrorism, and others. While these events range in size, location, cause, and effect, most have
an environmental component. Emergency response is the organizing, coordinating, and directing
of available resources in order to respond to the event and bring the emergency under control.
The goal of this coordinated response is to protect public health by minimizing the impact of the
event on the community and the environment.
An emergency response plan must provide the resources and information needed to evaluate the
human and environmental health impacts of the event, assess and reduce human exposures to
contaminants, and develop science-based strategies for remediation and rebuilding. One example
is the immediate response of NIEHS and other government agencies to the devastation and
hardship caused by Hurricane Katrina. This included the establishment of a field hospital in
Mississippi to meet the immediate health needs of the hurricane victims, as well as the
development of a Geographic Information System to plot the locations of chemical plants,
refineries, Superfund clean-up sites, and other potential hot spots of contamination where
flooding occurred.
Safe Drinking Water-
There are many types o.
Acting On An Environmental Health Disaster The Case Of The Aral SeaCarrie Romero
The document discusses the environmental and health crisis in the Aral Sea region of Central Asia resulting from the drying up of the Aral Sea. Over 5 million people live in the degraded environment where intensive irrigation has led to soil and water contamination. Major health problems include infectious diseases and potentially higher rates of chronic conditions like heart disease and cancers. Despite assessments, the situation has changed little. Medecins Sans Frontieres is conducting research to better understand the health impacts and provide medical care for the neglected population suffering in this man-made environmental disaster.
This document summarizes a study on water contamination in Nigeria and its effects on human health. It finds that both natural and human activities have led to water contamination through pollution, affecting over 27% of Nigerians who lack access to clean water. Water contamination can cause issues with digestive, nervous, blood, kidney, liver and immune systems. However, the human body has some defense mechanisms against contaminated water exposure, including increased antioxidant enzymes and changes in white blood cell counts. Nonetheless, these coping strategies may not be sufficient to fully defend the body against health issues from contaminated water.
M.J. Adeniyi-water-contamination_in_nigeria_and_body_defense_issuesAdeniyi M. Jeremiah
This document summarizes a study on water contamination in Nigeria and its effects on human health. It finds that over time, human activities like oil spills, sewage leaks, and waste disposal have contaminated water sources in Nigeria. This poses health risks as contaminated water can cause digestive issues, impact the immune system, and increase oxidative stress in the body. The document examines several coping strategies the body uses in response to water contamination, such as increasing antioxidant enzymes, but notes these may not be sufficient to fully defend against health effects.
3303 m.j. adeniyi-water-contamination_in_nigeria_and_body_defense_issuesAdeniyi M. Jeremiah
This document summarizes a study on water contamination in Nigeria and its effects on human health. It finds that over time, human activities like oil spills, sewage leaks, and waste disposal have contaminated water sources in Nigeria. This poses health risks as contaminated water can cause digestive issues, impact the immune system, and increase oxidative stress in the body. The document examines the sources and extent of water contamination across Nigeria and the physiological coping mechanisms the body employs in response, such as increased antioxidant enzyme production, though these may not fully protect against health effects of long-term exposure to contaminated water.
A STUDY ON SANITATION AND WOMEN S HEALTH PROBLEMS IN RURAL AREASBecky Gilbert
This document discusses sanitation issues in rural areas and its impact on women's health. It begins by defining sanitation and discussing the poor state of sanitation infrastructure in both urban and rural India. Over half of India's urban population lacks access to sewer systems and toilets. Open defecation is common and a major cause of disease. The objective of the study is to examine rural sanitation conditions, open defecation practices, and their effects on women's health. Globally, over 2 billion people lack access to adequate sanitation facilities, especially in Asia and Africa. Poor sanitation leads to widespread disease and death.
This document outlines a study using an ecosystem approach to improve water health in Vietnam. A transdisciplinary team conducted a study with 600 small-scale farmers to understand their water usage, public health knowledge, and perceptions. Preliminary findings show most farmers do not trust their water quality and lack awareness of bacterial pathogens, though some are concerned with zoonotic diseases. Water samples found 80% did not meet WHO standards for fecal coliforms. The study aims to develop on-farm training and low-cost water testing kits to educate farmers and inform water policy.
Case study of_jar_water_in_kathmandu_valley-ranjana_budhathoki (1) BY Muhamm...fahadansari131
This document provides an analysis of the physico-chemical and bacteriological parameters of bottled water available in the Kathmandu Valley of Nepal. It describes a case study conducted by Ranjana Budhathoki for her MSc degree. Samples from nine brands of bottled water were tested twice over three months for parameters like pH, dissolved oxygen, hardness, alkalinity, chloride, ammonia, iron, nitrates, and bacteriological contamination. The results found that physicochemical parameters were within WHO limits but bacteriological analysis found high levels of coliform bacteria, indicating contamination and unsatisfactory quality for drinking.
This document discusses global water quality issues and their implications for human and environmental health. It notes that water quality is degrading due to chemical and biological contaminants from sources such as recreation, irrigation, seafood and drinking water. Population growth, urbanization, travel and agriculture are contributing to this problem. Assessment of hazards, exposures and risks is needed to understand threats to ecosystem and human health. Improved technology and knowledge can help restore water systems and protect public health on a global scale.
Several doctors and experts summarize the health benefits of alkaline water. Dr. Shinya notes that a clean and healthy colon is important for overall health and that most diseases originate from an acidic colon. Dr. Baroody has administered over 5,000 gallons of alkaline water for various health situations. Felicia Climent conducted clinical experiments showing alkaline water will change how health is approached. Dr. Lark states drinking alkaline water can help neutralize acidity and restore buffering ability. Dr. Rogers believes toxicity from acidic waste is the primary cause of degenerative disease. Dr. Young concludes an overly acidic pH can corrode the body over time and disrupt all cellular functions, interfering with life and leading to sickness.
The document discusses alkaline and acidic foods and their impact on health. It recommends a diet consisting of 80% alkaline and 20% acidic foods. Alkaline foods include most vegetables, fruits, herbs, spices, whey protein and fermented foods. Acidic foods include meat, dairy, grains, legumes, oils and alcohol. Maintaining a balanced diet between alkaline and acidic foods through food and water choices is important for overall health and pH balance in the body.
Dr. Otto Heinrich Warburg won the Nobel Prize in 1931 for discovering that cancer is caused by an acidic state in the body due to too much lactic acid production and not enough oxygen. He found that cancer cells thrive in a low pH environment around 6.0 instead of the normal 7.365 pH due to lactic acid buildup and low oxygen levels. Warburg demonstrated that all cancers are characterized by acidosis and hypoxia (lack of oxygen), and that cancer cells can live without oxygen but normal cells cannot. He determined that the root cause of cancer is oxygen deficiency creating an acidic environment in the body.
The document summarizes an independent investigation into claims made by distributors of Jupiter water ionizers against Enagic water ionizers. The investigation found that while Enagic's claims could be verified through third parties and their own website, Jupiter's distributors made many claims that could not be corroborated. Specifically, none of Jupiter's various parent companies were found to have the ISO certifications they claimed, and the surface area of Jupiter's electrolysis chambers was found to be up to 450% smaller than Enagic's, negatively impacting properties of the ionized water.
Ray Kurzweil is a renowned inventor and scientist who has received numerous national honors and awards for his work. He has written several best-selling books on topics like artificial intelligence and longevity. Kurzweil was asked a series of questions about alkaline water and provided detailed answers drawing on his experience conducting experiments and citing relevant research studies. He explained that tap water can be split into alkaline and acidic components using an electrolysis machine, and the alkaline water produces benefits like a high negative oxidation reduction potential that allows it to neutralize free radicals. Kurzweil advocated for drinking alkaline water to help combat metabolic acidosis and support mineral absorption and detoxification.
Cincinnati tap water is tested more often than bottled water and contains less harmful components. Bottled water costs significantly more than tap water but provides no advantages in terms of safety or quality. While bottled water companies market the product as premium, the environmental and economic costs of bottled water are substantial and tap water is a safer and more sustainable option.
This document discusses the potential health hazards of tap water, bottled water, soda, and sports drinks due to chemical additives and other properties. It claims these drinks can negatively impact the body, energy levels, and overall health. The document promotes a special event to learn about an alternative water product called Kangen water that is said to balance the body, increase energy, improve health, provide a better quality of life, and replace toxic cleaners. Attendees can try Kangen water for free.
This document discusses the importance of water and its role in biological processes. It explains that water is essential for life as most living things are composed of water. The polarity and hydrogen bonding ability of water molecules allows it to act as a universal solvent and break down other substances through competitive ion attraction. Oxidation-reduction reactions that involve the transfer of electrons are a key mechanism in biological systems. The document also discusses acids, bases, and pH balance, noting that most living matter functions best around a neutral pH. Too much oxygen can form unstable free radicals capable of stealing electrons from cells.
The document summarizes an independent investigation into claims made by distributors of Jupiter water ionizers against Enagic water ionizers. The investigation found that while Enagic's claims could be verified through third parties and their own website, Jupiter's distributors made many claims that could not be corroborated. Specifically, none of Jupiter's various parent companies were found to have the ISO certifications they claimed, and the surface area of Jupiter's electrolysis chambers was found to be up to 450% smaller than Enagic's, negatively impacting properties of the ionized water.
This document discusses the importance of water and alkaline water for health. It provides background on water chemistry and the structure of water molecules. Water is essential for life as it provides the medium for chemical reactions in the body and helps transport nutrients and waste. An overly acidic pH can negatively impact health while alkaline water can help the body detoxify more efficiently. The document recommends drinking alkaline ionized water to increase antioxidant levels and reduce oxidative stress and free radical damage associated with disease and aging. Maintaining proper hydration through water consumption is important for bodily functions and overall health and well-being.
An acid imbalance in the body can be caused by four main factors: consuming acid-forming foods and drinks, stress, exposure to toxic chemicals, and drinking impure water. Some ways to change the body's pH include reducing stress, eating more fruits and vegetables, employing detoxification methods, and drinking clean, alkaline water. Oxidation is a process that ages and breaks down cells, and free radicals are a main cause of oxidation. While oxidation cannot be stopped, it can be slowed down by consuming water with powerful antioxidants, such as Kangen water. Kangen water contains more antioxidants than other types of water and can help reduce oxidation in the body.
This document summarizes a study on a micro-fabricated double-gated vertically aligned carbon nanofiber (VA-CNF) array for use as an ionizer in portable mass spectrometers. The device can operate in two modes: as an electron impact ionizer (EII) using field emission or as a field ionizer. As an EII, power dissipation is reduced to less than 100 mW from over 1 W for conventional thermionic EII ionizers. As a field ionizer, the turn-on voltage is reduced to 350 V from 5-10 kV for ungated field ionizers. The double-gated design protects the VA-CNF from ion bombardment and enhances
The operational chart shows how to use an ionized electrolysis water generator to produce four types of water - Kangen water, acidic water, strong Kangen water, and clean water - by pressing the corresponding buttons. It displays the pH levels that result from producing each type of water and their intended uses such as for drinking, care, or sanitary purposes.
The document summarizes the results of a pH and ORP test conducted on various beverages in July 2008 in California. The test measured the pH levels and oxidation-reduction potential (ORP) of over 30 different bottled waters, juices, sodas and other drinks. The results showed a wide range of pH levels from 3.04 to 9.26 and ORP levels ranging from -74 to +462 across the various beverages.
The document discusses factors that contribute to acid imbalance in the body, including stress, consumption of acid-forming foods and drinks, exposure to toxic chemicals, and impure water. It promotes Kangen water as a way to hydrate and reduce oxidation due to its high alkaline pH and antioxidant potential measured by its ORP (oxidation-reduction potential) level. Regular consumption of Kangen water's clean, micro-clustered structure can help balance the body's pH and displace acids through elimination channels.
Let's Integrate MuleSoft RPA, COMPOSER, APM with AWS IDP along with Slackshyamraj55
Discover the seamless integration of RPA (Robotic Process Automation), COMPOSER, and APM with AWS IDP enhanced with Slack notifications. Explore how these technologies converge to streamline workflows, optimize performance, and ensure secure access, all while leveraging the power of AWS IDP and real-time communication via Slack notifications.
Letter and Document Automation for Bonterra Impact Management (fka Social Sol...Jeffrey Haguewood
Sidekick Solutions uses Bonterra Impact Management (fka Social Solutions Apricot) and automation solutions to integrate data for business workflows.
We believe integration and automation are essential to user experience and the promise of efficient work through technology. Automation is the critical ingredient to realizing that full vision. We develop integration products and services for Bonterra Case Management software to support the deployment of automations for a variety of use cases.
This video focuses on automated letter generation for Bonterra Impact Management using Google Workspace or Microsoft 365.
Interested in deploying letter generation automations for Bonterra Impact Management? Contact us at sales@sidekicksolutionsllc.com to discuss next steps.
5th LF Energy Power Grid Model Meet-up SlidesDanBrown980551
5th Power Grid Model Meet-up
It is with great pleasure that we extend to you an invitation to the 5th Power Grid Model Meet-up, scheduled for 6th June 2024. This event will adopt a hybrid format, allowing participants to join us either through an online Mircosoft Teams session or in person at TU/e located at Den Dolech 2, Eindhoven, Netherlands. The meet-up will be hosted by Eindhoven University of Technology (TU/e), a research university specializing in engineering science & technology.
Power Grid Model
The global energy transition is placing new and unprecedented demands on Distribution System Operators (DSOs). Alongside upgrades to grid capacity, processes such as digitization, capacity optimization, and congestion management are becoming vital for delivering reliable services.
Power Grid Model is an open source project from Linux Foundation Energy and provides a calculation engine that is increasingly essential for DSOs. It offers a standards-based foundation enabling real-time power systems analysis, simulations of electrical power grids, and sophisticated what-if analysis. In addition, it enables in-depth studies and analysis of the electrical power grid’s behavior and performance. This comprehensive model incorporates essential factors such as power generation capacity, electrical losses, voltage levels, power flows, and system stability.
Power Grid Model is currently being applied in a wide variety of use cases, including grid planning, expansion, reliability, and congestion studies. It can also help in analyzing the impact of renewable energy integration, assessing the effects of disturbances or faults, and developing strategies for grid control and optimization.
What to expect
For the upcoming meetup we are organizing, we have an exciting lineup of activities planned:
-Insightful presentations covering two practical applications of the Power Grid Model.
-An update on the latest advancements in Power Grid -Model technology during the first and second quarters of 2024.
-An interactive brainstorming session to discuss and propose new feature requests.
-An opportunity to connect with fellow Power Grid Model enthusiasts and users.
Programming Foundation Models with DSPy - Meetup SlidesZilliz
Prompting language models is hard, while programming language models is easy. In this talk, I will discuss the state-of-the-art framework DSPy for programming foundation models with its powerful optimizers and runtime constraint system.
This presentation provides valuable insights into effective cost-saving techniques on AWS. Learn how to optimize your AWS resources by rightsizing, increasing elasticity, picking the right storage class, and choosing the best pricing model. Additionally, discover essential governance mechanisms to ensure continuous cost efficiency. Whether you are new to AWS or an experienced user, this presentation provides clear and practical tips to help you reduce your cloud costs and get the most out of your budget.
Driving Business Innovation: Latest Generative AI Advancements & Success StorySafe Software
Are you ready to revolutionize how you handle data? Join us for a webinar where we’ll bring you up to speed with the latest advancements in Generative AI technology and discover how leveraging FME with tools from giants like Google Gemini, Amazon, and Microsoft OpenAI can supercharge your workflow efficiency.
During the hour, we’ll take you through:
Guest Speaker Segment with Hannah Barrington: Dive into the world of dynamic real estate marketing with Hannah, the Marketing Manager at Workspace Group. Hear firsthand how their team generates engaging descriptions for thousands of office units by integrating diverse data sources—from PDF floorplans to web pages—using FME transformers, like OpenAIVisionConnector and AnthropicVisionConnector. This use case will show you how GenAI can streamline content creation for marketing across the board.
Ollama Use Case: Learn how Scenario Specialist Dmitri Bagh has utilized Ollama within FME to input data, create custom models, and enhance security protocols. This segment will include demos to illustrate the full capabilities of FME in AI-driven processes.
Custom AI Models: Discover how to leverage FME to build personalized AI models using your data. Whether it’s populating a model with local data for added security or integrating public AI tools, find out how FME facilitates a versatile and secure approach to AI.
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Tainted Wateron Tap
1. By Stephanie Chalupka, EdD, APRN,BC, CNS
Tainted
WaterTap
on
What to tell patients about preventing
illness from drinking water.
W
OVERVIEW: Annual cases of waterborne illness
hen Hurricane Katrina roiled into New
in the United States are estimated to number Orleans on August 29, it contaminated area
water supplies with everything from gasoline
about 900,000, but most experts believe the inci-
to raw sewage. But what many people don’t
dence to be much higher. The U.S. Environmental realize is that it doesn’t take a category five
storm to foul drinking water. In communities across the United
Protection Agency regulates the nation’s drinking States, local water supplies are threatened or have already been
water supply, setting maximum allowable levels for tainted by a range of synthetic and organic contaminants.
One morning in July 2003, I noticed a town highway depart-
87 known natural and synthetic contaminants; but ment truck spraying herbicide on vegetation along a road near
thousands more go unregulated. This article my home in Massachusetts. I asked the workers about the prod-
uct’s safety and was told that the chemicals were “perfectly safe”
describes selected contaminants and their known and approved for use by both the local board of health and the
health effects, which range from acute gastroen- U.S. Environmental Protection Agency (EPA). But I remained
concerned; my neighbors and I depend on private wells, which
teritis to cancer and reproductive and developmen- are susceptible to contamination through runoff and other
tal effects. It discusses which populations are more routes, for drinking water.
Further investigation indicated that the local board of health
vulnerable, outlines assessment, and elucidates apparently had not known about roadside spraying of the herbi-
cide. I found several epidemiologic studies suggesting that herbicide
nurses’ roles in patient education and as commu-
exposure can have adverse health effects, including genetic muta-
nity advocates for safer drinking water. tions, cancer, and birth defects. Although most of these studies
involved the agricultural use of herbicides, experts were voicing
concern about the potential threat posed by chronic, low-dose
exposure through drinking water. And contrary to what the high-
Stephanie M. Chalupka is a professor of nursing at the University of Massachusetts Lowell and
a visiting scientist at the Harvard School of Public Health, Boston. Contact author: University
of Massachusetts Lowell, School of Health and Environment, Department of Nursing,
3 Solomont Way, Lowell, MA 01854; schalupk@hsph.harvard.edu. The author wishes to
acknowledge Margaret Dorson, ARNP, GNP, for her assistance with research in the prepara-
tion of this manuscript. The author of this article has no significant ties, financial or otherwise,
to any company that might have an interest in the publication of this educational activity.
40 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com
2. CE
Continuing Education
4 HOURS
Courtesy of the Western Pennsylvania Coalition for Abandoned Mine Reclamation
A headwater stream in the Allegheny–Monongahela watershed in western Pennsylvania is discolored by acid and heavy met-
als leaking from abandoned coal mines. The Allegheny–Monongahela river system ranked fifth on conservation organization
American Rivers’ 2004 “America’s Most Endangered Rivers” list; with the Ohio, its waters serve 42 “public drinking water
intakes” in the region.
way department workers had told me, the EPA does Although selected contaminants and their health
not have an approval process for herbicides and does effects are covered, a discussion of treatment is
not require testing for hormone or immune system beyond its scope.
damage and other health effects.
Eventually, I learned that in 2002 the HOW SAFE IS THE WATER?
Massachusetts Turnpike Authority had adopted a Americans drink a lot of water, “more than 1 billion
zero-use policy for herbicides as a result of scientific glasses of tap water per day,” according to the EPA;
data and concerns that drinking water treatment with the national population estimated to be just short
processes do not adequately filter these chemicals. I of 300 million, that’s at least three glasses per person
presented my research to the local board of health. daily.1, 2 But just how safe is the water we drink?
My perseverance paid off: four months later, Americans no longer have much to fear from
responding to pressure from the board of health and waterborne killers like cholera, dysentery, and typhus,
community residents, the town’s highway depart- diseases that were rampant 100 years ago. The use of
ment adopted a zero-use policy in residential areas. chlorine to disinfect community water supplies, a
This article describes several types of known practice that began in the early 1900s, has effectively
contaminants of drinking water in this country, dis- eliminated many such diseases in this country.3 But
cusses assessment when contamination is a sus- emerging resistant organisms and increasing environ-
pected cause of illness, and describes the nurse’s mental contamination continue to present significant
role in patient education and community advocacy. challenges. The Safe Drinking Water Act (SDWA) of
ajn@lww.com AJN M November 2005 M Vol. 105, No. 11 41
3. Resources
linked to recreational water use. During the
2001–2002 surveillance period, the most recent for
Community Right-to-Know Hotline which data are available, 31 waterborne disease
(800) 424-9346 outbreaks associated with drinking water were
The hotline provides information on the uses and reported in 19 states.9 An estimated 1,020 people
releases of chemicals by state. became ill; 51 were hospitalized and seven died.
The cause of illness was identified in 24 outbreaks:
Environmental Protection Agency 19 were associated with pathogens, including six
www.epa.gov involving Legionella species, and five were linked
Recommended pages: to chemical poisoning. Common microbial con-
List of Drinking Water Contaminants and MCLs: taminants included parasites, bacteria, and viruses.
www.epa.gov/safewater/mcl.html Of the 25 outbreaks not attributed to Legionella
Local Drinking Water Information: species, 23 were linked to contaminated groundwa-
www.epa.gov/safewater/dwinfo/index.html ter (water found in underground aquifers that is
EPA Map of Radon Zones: used for private and municipal wells), including
www.epa.gov/iaq/radon/zonemap.html nine that were associated with unregulated private
Ground Water and Drinking Water: or noncommunity wells.
www.epa.gov/safewater/index.html During the same surveillance period, a record 65
Recognizing Waterborne Disease and the outbreaks associated with recreational water were
Health Effects of Water Pollution: reported in 23 states; 2,536 people became ill, 61
www.waterhealthconnection.org were hospitalized, and eight died.10 Of the 65 out-
breaks, 30 involved gastroenteritis; among these, the
most frequently identified contaminants were
Cryptosporidium species, found at 50% of the
1974 and subsequent amendments charged the EPA treated water sites, and Escherichia coli and
with regulating the nation’s drinking water supply, norovirus, each found at 25% of the freshwater sites.
including setting maximum allowable levels for natu- Susceptibility to illness from exposure to con-
ral and synthetic contaminants. Yet despite these taminated water, as well as the magnitude of the
measures, about 900,000 cases of waterborne ill- toxic response, can be influenced by a number of
ness—and 900 deaths—occur in the United States factors, including older or younger age and fragile
annually, according to an often cited estimate attrib- health. The most vulnerable populations—children,
uted to the Centers for Disease Control and older adults, pregnant women, and people who are
Prevention (CDC).4 Most experts agree that such fig- immunocompromised—may experience adverse
ures represent only a fraction of the actual occur- effects at lower levels of exposure to contaminants
rences. Extrapolated data from one intervention than other populations.
study suggest that annual cases of waterborne illness Many environmental contaminants can have
more likely number about 40 million.5 devastating effects. Prenatal exposure can produce
The EPA regulates only 87 of the thousands of teratogenesis and premature death. Exposure dur-
known contaminants of drinking water, although the ing infancy and childhood can damage developing
potential health effects of many, including cancer, organ systems. Children consume more water per
developmental effects, and various acute illnesses, unit of body weight, and they metabolize and
are well documented.6 The water systems in many excrete toxins less efficiently than adults do. Older
large U.S. cities rely on an infrastructure of pipes adults are similarly at risk because diminished
more than 100 years old, and old pipes can rupture: blood flow to the liver and kidneys can decrease
in 2002 more than 200,000 water main breaks their ability to eliminate environmental toxins;
occurred nationwide.7 They can also leach chemical declining immune function and malnutrition can
contaminants such as lead or offer breeding ground be factors as well. For example, a literature review
for bacteria. The SDWA does not regulate private by Gerba and colleagues found that nursing home
wells or community water suppliers that serve fewer residents who contract foodborne bacterial gas-
than 25 people; in some states, as much as half the troenteritis are 10 times more likely to die than
population drinks from unregulated water systems.8 those in the general population who contract the
same illness.11
RECENT OUTBREAKS AND VULNERABLE POPULATIONS Gerba and colleagues also found that pregnant
Since 1971 the CDC and other agencies have col- women are similarly at increased risk.11 They
lected surveillance data on disease outbreaks in the reported that two studies found that pregnant
United States associated with drinking water; in women are 10 times more likely to die during a
1978 they also began gathering data on outbreaks waterborne hepatitis E outbreak than those in the
42 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com
4. A 30-inch pipe spews out 27,000 gallons
of blackened water per minute at the 17th
Street Canal in New Orleans, Louisiana, on
September 9. Contaminated water was
pumped into Lake Pontchartrain. Some of
the effects of Hurricane Katrina and the
flooding in New Orleans may not be seen
for years to come. Not the least of the prob-
lems is—and will continue to be—contami-
nated water. In the weeks after the disaster,
EPA testing revealed greatly elevated levels
of E. coli and other coliform bacteria associ-
ated with raw sewage, as well as many
dangerous chemicals, including lead, con-
centrations of which are actually increased
by boiling. The EPA warned both health
care workers and the public to avoid con-
tact with the polluted water and to avoid
drinking it, if at all possible. According to
the EPA, likely symptoms of ingestion are
stomachache, fever, vomiting, and diarrhea.
Infection at wound sites is also likely among
those coming into contact with the filthy
water; people with fever along with redness
and swelling at wound sites are admon-
ished to seek medical treatment. For links to
information on the contaminants found in
the floodwaters, go to http://sis.nlm.nih.
gov/enviro/hurricane.html. AP Photo/Steven Senne
general population. Altered immune response, The incubation period is about one to two days;
hormonal changes associated with pregnancy, symptoms, which include dehydration, weight loss,
and malnutrition have been postulated as possi- abdominal cramps or pain, fever, nausea, and vom-
ble factors. iting, begin one to 12 days after infection. Some
patients are asymptomatic.
MICROBIAL CONTAMINANTS Giardia intestinalis lives in the intestines of
Parasites. Common parasitic causes of recent infected animals and humans and can be found in
drinking water–related disease outbreaks include soil, food, water, or any site contaminated with
Cryptosporidium species and Giardia intestinalis.9 their feces. Symptoms, which usually appear
These organisms can readily infect humans when between three and 25 days after infection, include
drinking water supplies are polluted by sewage or diarrhea, steatorrhea, abdominal pain, bloating,
agricultural runoff. Transmission characteristically nausea, and vomiting. The disease can be transmit-
occurs by the fecal–oral route. Outbreaks are usu- ted as long as the patient remains infected, which
ally associated with contaminated well and surface can be as long as a few months. In cases of chronic
water systems and water treatment failure. giardiasis, recurring symptoms can be debilitating
The small size and unique structure of and can cause malabsorption.
Cryptosporidium species make them resistant to Bacteria. E. coli O157:H7, a particularly toxic
standard methods of water filtration and disinfec- strain of the bacterium, causes severe bloody diarrhea
tion. The organisms have an outer shell that protects and abdominal cramps; there is usually little or no
them outside the human body and also makes them fever and some people are asymptomatic. The incu-
resistant to chlorine treatment. Cryptosporidiosis, bation period is typically two to eight days but may
the resulting illness, is particularly dangerous for be longer. The illness usually resolves in five to 10
immunocompromised patients, young children, and days without antibiotic treatment. However, in sus-
the elderly. In 1993 the largest waterborne-disease ceptible populations, particularly children younger
outbreak of the late 20th century occurred when than five years and older adults, the infection can
more than 400,000 people in Milwaukee became ill cause hemolytic uremic syndrome, a life-threatening
with diarrhea after drinking Cryptosporidium- illness. In the digestive tract, E. coli O157:H7 pro-
contaminated water.12 More than 50 fatalities, most duces toxins that enter the circulation, attacking ery-
of them in people with AIDS, resulted. throcytes. As the damaged cells accumulate in the
ajn@lww.com AJN M November 2005 M Vol. 105, No. 11 43
5. TABLE 1. Keeping it Clean
Water
Treatment How It Works Some Contaminants Treated
Method*
Adsorption Particles in the water adhere to the surface or pores of adsorbent Volatile organic chemicals (VOCs),
mediums, such as carbon or charcoal. A filter contains the carbon pesticides, trihalomethanes
or charcoal; when water is passed through it, the contaminants are
removed.
Water Water softeners use a cation-exchange resin, regenerated with Calcium and magnesium
softeners sodium chloride or potassium chloride, to reduce the “hardness” of
the water. Calcium and magnesium ions are replaced with sodium
or potassium ions.
Ultraviolet Water is passed through a tube that is exposed to UV light, which is Bacteria and viruses (some systems treat
(UV) light a microbicide. only heterotrophic bacteria)
Reverse Water molecules are forced through a membrane that blocks larger Pesticides, dioxins, and VOCs
osmosis inorganic particles from passing through.
Distillation Water is heated to the boiling point in one chamber; the steam is Arsenic, barium, cadmium, chromium,
collected in a separate chamber. When the water is completely and lead
vaporized, many contaminants, including nitrates, bacteria, heavy
metals, and radionuclides, are left behind. The cooling steam con-
denses into purified water. Household distillers are generally used
for drinking or cooking water.
*For a complete list of water treatment technologies and products that reduce specific contaminants and are certified by the
National Sanitation Foundation, see www.nsf.org/consumer/drinking_water/dw_treatment.asp?program=WaterTre.
National Sanitation Foundation International. Home water treatment devices: drinking water treatment technologies. 2004. http://www.nsf.org/consumer/drinking_
water/dw_treatment.asp?program=WaterTre#technologies.
kidneys, waste filtration is impaired. The resulting Enteric viruses include noroviruses, rotaviruses,
buildup of excess fluid can cause hypertension and adenoviruses, astroviruses, and hepatitis A.9 Viruses
swelling of the hands and feet; in some cases, the ill- are much more resistant to chlorine disinfection
ness can progress to acute kidney failure. than bacteria are. Symptoms of infection include
Campylobacter jejuni causes campylobacteriosis; watery diarrhea, vomiting, headache, fever, and
the illness has an incubation period of between two abdominal cramps; such symptoms usually appear
and five days after exposure and can last as long as one to two days after infection and can last as long
a week. Symptoms include diarrhea, abdominal as 10 days. It can be especially difficult to identify
cramping or pain, malaise, nausea, and vomiting. enteric viral infections; nurses are more likely to be
Long-term complications can include reactive aware of parasitic and bacterial causes of these
arthritis or Guillain–Barré syndrome (it’s believed symptoms and may not consider viral causes. It’s
that as many as 40% of cases of Guillain–Barré are likely that many outbreaks of “stomach flu” with
triggered by campylobacteriosis13). resulting vomiting or diarrhea are actually caused
Salmonella enterica typhimurium infection usu- by enteric viruses.14
ally resolves in five to seven days; treatment isn’t
required unless the patient becomes severely dehy- CHEMICAL CONTAMINANTS
drated or the infection spreads from the intestines. More than 70,000 chemicals are produced annu-
Symptoms include diarrhea, fever, abdominal ally in the United States.15 Hundreds of these chem-
cramps, nausea, and vomiting. Infection may also icals may be found in drinking water supplies
present as septicemia, an abscess, reactive arthritis, nationally, although many have never been tested
or cholecystitis. regarding their toxicity for humans or the environ-
44 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com
6. ment.16 According to the Institute of Medicine, (THMs), haloacetic acids, bromate, and chlorite.
recent data released by the United States Geological Some studies have demonstrated associations
Survey show that “new contaminants and contam- between exposure to disinfectant byproducts in
inant mixtures”—such as natural and synthetic drinking water and various adverse health effects.
hormones and pharmaceuticals—are “appearing in For example, epidemiologic and toxicologic studies
our surface waters.”17 Surface water is water found have shown a link between such exposure and
on the surface of the earth, such as in lakes, rivers, bladder and rectal cancers.20, 21 Studies have also
or streams—about half of all Americans get their found associations between chlorinated drinking
drinking water from a surface water supply; half water and reproductive and developmental out-
obtain it from groundwater.18 comes such as stillbirth, congenital cardiac defects,
Water becomes polluted through “point sources,” intrauterine growth retardation, and low birth
easily identified sources that discharge chemicals into weight.22, 23 Pregnant women exposed to water with
the environment, such as factories, or through “non- increased levels of THMs appear to be at higher
point sources,” less easily discernible sources carry- risk for pregnancy-related complications, including
ing agricultural or industrial runoff, such as melting birth defects, stillbirth, spontaneous abortion, and
snow or paved roads. Chemicals can enter surface fetal growth retardation.22, 24 However, other studies
water reservoirs directly or seep into underground have found no such associations between exposure
aquifers to contaminate groundwater. Inorganic to disinfectant byproducts and adverse health
chemicals (such as arsenic, beryllium, cyanide [as free effects, and the debate is ongoing.
cyanide], and nitrites), synthetic organic chemicals
(such as vinyl chloride, toluene, benzene, and
dioxin), pesticides, and herbicides are found in low
concentrations in many drinking water systems. Two studies found that pregnant
Many pesticides that were once widely used, such as
dichlorodiphenyltrichloroethane (DDT) and other
women are 10 times more likely
chlorinated hydrocarbons, have been banned for
decades but are resistant to degradation; such chem-
to die during a waterborne
icals are known as persistent organic pollutants. hepatitis E outbreak than those
There is concern about the risks of drinking
water that contains even very low levels of known in the general population.
or suspected carcinogens or of chemicals with docu-
mented adverse neurologic, reproductive, or terato-
genic effects. For example, halogenated
hydrocarbons (such as trichloroethylene, a solvent The EPA has stated that it considers disinfectant
and an ingredient in adhesives and in paint and spot byproducts “a potential hazard concern” and has
removers) are among the most common water sup- supported regulatory action.25 In 1998 the EPA’s
ply contaminants in this country. Low-level expo- Stage 1 Disinfectants and Disinfection Byproducts
sure to trichloroethylene has been associated with Rule set goals for maximum allowable levels of dis-
immune system impairment, kidney and liver dam- infectants and disinfectant byproducts in water sys-
age, and impaired fetal development.19 Selected tems. Large surface water systems were required to
chemical contaminants found in drinking water and comply by 2002; groundwater systems, by 2004.
some of their potential health effects are However, with the exception of the District of
discussed below; for a more complete listing of Columbia and Wyoming, all other states have “pri-
all types of drinking water contaminants, go to macy,” which means that the states, not the EPA,
www.epa.gov/safewater/mcl.html#mcls. It’s also have primary enforcement authority. Compliance
important for patients to realize that exposure to data can be accessed only through state databases;
chemical contaminants isn’t confined to ingestion; no federal database exists. A proposed Stage 2
volatile chemicals, such as benzene, are easily Disinfectants and Disinfection Byproducts Rule,
absorbed through the skin or inhaled from heated aimed at further reducing exposure levels and
or aerosolized water, which means that bathing is health risks, is slated for review in December.26
another potential source of exposure. Lead. Lead-contaminated drinking water may
Disinfectant byproducts. Water treatment with account for as much as 20% of a person’s total
disinfectants such as chlorine, ozone, chloramines, exposure to lead, and that percentage may be
and chlorine dioxide reduces the levels of microbial higher in infants drinking formula prepared with
contaminants. But these disinfectants can react lead-contaminated water, according to the EPA.27
with organic matter such as decaying vegetation to Even though in 1986 Congress banned the use of
create byproducts, including trihalomethanes lead solder with more than 0.2% lead and limited the
ajn@lww.com AJN M November 2005 M Vol. 105, No. 11 45
7. Drinking Water Choices: Filters, Bottles, and Beyond
I n their pursuit of safer drinking water, many peo-
ple consider adding household filtration or treat-
ment devices or drinking bottled water. Nurses can
help patients to make informed decisions by know-
ing which contaminants may be affecting local
drinking water and by understanding the potential
benefits and risks of alternative sources. If the
household is served by a public water utility, basic
drinking water information is available through a
consumer confidence report (see The Consumer
Confidence Report, page 49).
Household water treatment and filtration sys-
Courtesy of Brita
tems have become increasingly popular in recent
years. According to Consumer Reports,
Americans spend more than $1 billion on house-
hold water filtration annually.1 Various treatment
technologies are available. Point-of-use systems
treat water at a single tap and may be installed at
the faucet, on a counter, or under a sink. Point-of-entry sys- or not.5 For example, EPA rules prohibit tap water from
tems are installed where the water line enters the house containing any coliform bacteria, including E. coli, but the
and treat water used throughout the house. FDA stipulates a maximum allowable limit for coliform bac-
Filters differ in their capacity to reduce chemical and teria. Municipal water systems must test tap water for col-
microbiologic contaminant levels, such as disinfectant iform bacteria at least 100 times per month, while FDA
byproducts, lead, and parasites. Not all filters can remove regulations for bottled water plants require weekly coliform
all types of contaminants. Moreover, any filtration system bacteria testing. The less rigorous requirements for some
must be maintained or it will eventually become ineffective microbial contaminants are of greater concern for popula-
and, if accumulated contaminants are released back into the tions at higher risk of infection, such as people with a com-
drinking water, a health hazard. Although the U.S. promised immune system, older adults, and infants. Only
Environmental Protection Agency (EPA) does not test or cer- bottled water that’s labeled “filtered through an absolute
tify water filtration devices, it recommends that such devices 1-micron or smaller filter,” “one micron absolute,” “dis-
meet the standards of the Water Quality Association tilled,” or “reverse-osmosis treated” has been processed by
(www.wqa.org) or the National Sanitation Foundation methods effective against Cryptosporidium species.6
International (www.nsf.org).2 Some parents may buy more costly bottled water mar-
Bottled water. Americans drink an estimated 6 billion keted and labeled as being “for use in preparing infant for-
gallons of bottled water annually.3 But bottled water is not mula.” They should be cautioned that such products are
necessarily safer than tap water; indeed, an estimated only required to meet EPA standards for tap water.7
25% or more of bottled water sold in the United States
may be tap water.4 Moreover, a four-year study by the REFERENCES
Natural Resources Defense Council found synthetic 1. Clear choices for clean drinking water. Consum Rep 2003;68(1):
33-8.
organic chemicals, bacteria, and arsenic in water sam- 2. U.S. Environmental Protection Agency. Draft report on the
ples representing 103 brands of bottled water.4 One-third environment. 2003. http://www.epa.gov/indicators/roe/html/
of the samples violated established industry or state limits roeTOC.htm.
on contaminant levels. 3. Doss JK. A world of opportunities. President’s remarks.
Worldwide Food Expo; 2003 Oct 30; Chicago: International
There are important differences between regulations gov- Bottled Water Association; 2003.
erning tap water and bottled water. The EPA sets standards http://www.bottledwater.org/public/2003_
Releases/Presidents_remarks_10_30_2003.html.
for tap water, but nationally sold bottled water falls under the
4. Natural Resources Defense Council. Bottled water: pure drink
jurisdiction of the U.S. Food and Drug Administration or pure hype? 1999. http://www.nrdc.org/water/drinking/bw/
(FDA)—and water bottled and sold within the same state is bwinx.asp.
exempt from both EPA and FDA regulations. Moreover, many 5. U.S. Department of Health and Human Services. Beverages: bot-
tled water; final rule. Federal Register 2003;68(41):9873-82.
states lack state regulations regarding water bottled and sold
6. Centers for Disease Control and Prevention. Preventing cryp-
within the state, and these unregulated bottles account for tosporidiosis: a guide to water filters and bottled water. 2004.
60% to 70% of bottled water.4 The FDA also exempts car- http://www.cdc.gov/ncidod/dpd/parasites/cryptosporidiosis/fact-
bonated water and seltzer from the oversight process. sht_crypto_prevent_water.htm.
7. U.S. Food and Drug Administration. I have seen bottled water
Each time the EPA establishes a standard for a chemi- marked for use in preparing infant formula. What does this mean?
cal or a microbial contaminant, the FDA is free to adopt it 1997. http://www.cfsan.fda.gov/~dms/qa-inf3.html.
46 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com
8. lead content of faucets, pipes, and other plumbing Sources of organic nitrate contamination include
materials to eight, older homes may still have lead- livestock manure (especially from large-scale oper-
based plumbing.28 In many large cities, lead piping still ations such as feedlots), leakage from substandard
connects municipal water mains to homes. Drinking private septic systems, and discharge from munici-
water—especially water that is acidic (has below-neu- pal wastewater treatment plants.30
tral pH) or soft (has low mineral content)—can cause Nitrates convert to nitrites inside the body; this
lead to leach from lead-soldered joints and lead con- process interferes with the oxygen-carrying capacity
nector pipes, as well as from brass fixtures. of the blood. Even short-term exposure in infants
Lead has long been recognized as neurotoxic; in younger than six months can lead to methemoglo-
children the effects of exposure can be devastating. binemia, an acute condition in which health deterio-
Clinical manifestations vary somewhat, depending rates rapidly; if untreated, anoxia may be followed by
on blood lead levels, which are determined, in part, brain damage and death. It’s most common in infants
by duration and intensity of exposure. Some effects who are already sick, eat foods high in nitrates (such
of exposure may be latent. Overt clinical symptoms as broccoli), and drink formula prepared with nitrate-
and health effects produced by high exposure levels contaminated water.27 Symptoms include shortness of
can differ from person to person; however, a lack of breath, bluish mucous membranes and skin tone, and
symptoms doesn’t mean that lead poisoning has not at high levels of exposure, altered mental status and
occurred. Lower levels of exposure may cause delirium. Symptoms of excessive nitrate levels in older
numerous subtle health effects, including decre- children include irritability, tachypnea, altered mental
ments in IQ scores and changes in peripheral nerve status, and headache.
function. In infants and young children, continuous
exposure to high environmental levels can result in
delayed physical and cognitive development and
learning disabilities. Lead exposure in adults can If elevated blood lead levels
result in kidney problems or hypertension.27
Assessment of blood lead levels is best accom- are found, lead in the family’s
plished by the collection of a venous blood sample. drinking water must be
The CDC, stating that “there is no apparent thresh-
old at which the adverse effects of lead do not considered as a possible cause.
occur,”29 defines a blood lead level of 10 micrograms
per deciliter or greater in children as elevated.
Children with blood lead levels greater than 60
micrograms per deciliter can experience abdominal NATURAL GROUND DEPOSITS
pain, a loss of appetite, constipation, headaches, agi- The erosion of natural ground deposits may cause
tation, clumsiness, decreased activity, or somnolence. the release of radionuclides, isotopes that emit some
Nurses should ensure that lead screening tests form of radiation, such as alpha and beta particles,
are performed in infants and that children are ultraviolet light, and X-rays. Radionuclides are the
assessed for symptoms of lead toxicity. If elevated result of naturally occurring decay of radioactive
blood lead levels are found, lead in the family’s elements such as uranium and radium. Although
drinking water must be considered as a possible there are hundreds of different radionuclides, only a
cause. Testing for lead in drinking water in homes, few are common enough to be of concern. Exposure
day care centers, and schools should be conducted is associated with an increased risk of cancer.
by state-certified laboratories. Radon is a colorless, odorless gas produced by
To prevent exposure to lead through drinking the natural decay of uranium. Its radionuclides (the
water, counsel families to use only cold water for most common is radon-222) emit alpha particle
drinking, cooking, and the preparation of infant for- radiation. A carcinogen, radon causes approxi-
mula because hot water can cause leaching. Foods mately 20,000 lung cancer deaths annually.31
that require or absorb water during preparation Radon is found in soil, rock, air, and water
(such as soup, rice, and pasta) will absorb lead and nationwide, although some geographic areas have
other contaminants present in the water as well.27 If higher levels than others. Data from public water
cold water hasn’t been accessed in several hours, suppliers indicate that elevated concentrations of
instruct the family to let the tap run for at least 30 radon in water occur primarily in the New England
seconds or longer, in order to flush standing water states, the Appalachian states, the Rocky Mountain
from the system that may contain leached lead.27 states, and small areas of the Southwest and Great
Nitrates. The most common inorganic nitrates Plains.32 Radon quickly leaves water that is agitated
found in drinking water are potassium nitrate and or exposed to air. Thus concentrations are low in
ammonium nitrate, both widely used as fertilizers. municipal water supplies that use surface water
ajn@lww.com AJN M November 2005 M Vol. 105, No. 11 47
9. reservoirs; the highest concentrations are found in evidence that polymorphisms in the CYT19 gene
groundwater and private water supplies such as may affect arsenic metabolism and thus influence the
household wells. Maximum allowable contaminant manifestations of arsenic exposure.35 Early symp-
levels for many radionuclides have been established toms of acute toxicity include vomiting, abdominal
in the National Primary Drinking Water Regula- pain, and bloody “rice water” diarrhea.
tions; however, there is still no standard with regard Chronic arsenic poisoning after long-term expo-
to radon in drinking water.6 sure to contaminated drinking water manifests
In the home setting, people are exposed to radon quite differently. Adverse effects include skin, lung,
in several ways. Radon is distributed primarily bladder, and kidney cancer, as well as conditions
through air. When water is agitated, as during such as altered pigmentation and hyperkeratosis.
showering and dishwashing, radon is released into Cancer generally appears after more than 10 years
the household air, boosting airborne radon levels of chronic exposure.36
and resulting in increased inhalation exposure. Urine testing is the most reliable way to assess
Radon in drinking water is believed responsible for whether arsenic exposure has occurred within the
about 180 deaths annually, causing stomach cancer past few days. Hair and fingernail testing are useful
when it’s ingested in drinking water and lung can- for measuring high-level exposure that occurred six
cer when it’s released to air from drinking water.32 to 12 months earlier. Arsenic can be removed from
Radon can also be present in natural gas supplies. well water at the household point of entry, using
There are no signs and symptoms of radon expo- adsorption, reverse osmosis, or distillation.37
sure. The most common health effect caused by
radon exposure in residential settings is lung cancer, PRIVATE WATER SUPPLIES AND FILTRATION
and it’s well documented that smokers are at espe- About 15% of Americans obtain their drinking
cially high risk. For example, according to the water from private water supplies, in most cases
Agency for Toxic Substances and Disease Registry, from groundwater drawn through wells.38 There are
a smoker exposed to radon is 10 times more likely no federal regulations for routine contaminant test-
to develop lung cancer than is a lifelong nonsmoker ing of privately supplied drinking water, and the
exposed to radon.33 And a recent analysis of data EPA doesn’t have the authority to regulate these
from 13 case–control studies yielded more disturb- wells. Almost all states license or register well
ing results: the researchers determined that among installers, who must comply with basic construction
people exposed to radon, the risk of lung cancer in standards, but after construction is completed, it’s
smokers was 25 times greater than in people who usually the homeowner’s responsibility to maintain
have never smoked.34 the well and ensure the safety of the water supply.
Nurses can encourage patients in areas known to Suburban “sprawl” is bringing more businesses
have high radon levels to test their homes and water and industries into rural areas that rely on house-
for radon. Explain that activities such as dishwash- hold wells; new housing developments are being
ing, showering, doing laundry, and even flushing the built at the edges of rural and agricultural areas not
toilet can release radon into indoor air and result in served by municipal sewer and water supply lines.
increased exposure through inhalation. Water filtra- Many of these new homes rely on household wells
tion systems that use granulated activated charcoal and septic systems. Some homeowners may not
can trap radon and reduce levels in drinking water. have experience with maintaining these systems
However, individual tap filters should not be used, and may believe that well water is always pure;
because radon released through agitation can still unfortunately, groundwater contamination is pres-
enter the air and actually increase inhalation expo- ent in all 50 states.38
sure. Instead, filtration systems should be installed
at the site where water enters the house. WHAT YOU CAN DO
Arsenic, a naturally occurring element that is Through patient education and community advo-
found in rock and soil worldwide, enters surface and cacy, nurses can help reduce the risk of waterborne
groundwaters primarily through erosion. Inorganic illness in vulnerable populations and improve the
arsenic compounds are used as wood preservatives status of the local drinking water supply. Becoming
and in the manufacture of insecticides, herbicides, more knowledgeable is the first step.
glass, metals, and electronics; industrial discharge Counsel patients and families about protecting
and runoff from landfills therefore contribute to their household water supply. Provide them with
arsenic contamination of soil, air, and water. information about potential sources of contamina-
Because clinical manifestations of arsenic expo- tion and ways to prevent this, as well as ways to min-
sure differ among individuals, population groups, imize the risk of infection. Handwashing remains
and geographic regions, there is no standard defini- one of the most effective measures one can take to
tion for arsenic poisoning. In children, there is some prevent microbial infections; remind patients and
48 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com
10. The Consumer Confidence Report
family members to wash their hands before, during,
and after food preparation, as well as after using the
toilet or changing a baby’s diaper.
Families should also be counseled on how to
I n 1996 an amendment to the Safe Drinking Water Act
required that all community water systems produce a “con-
sumer confidence report” (CCR) annually, beginning in 1999,
safeguard their groundwater. Protective measures with the aim of giving consumers a “snapshot of their drinking
include39 water supply.”1 The Environmental Protection Agency (EPA) has
• pumping and inspection of septic systems at estimated that this rule affects 55,000 water systems and serves
intervals recommended by the local health to inform about 248 million Americans.1 Larger water systems
department. mail the CCR to paying customers and post it on the Internet;
• never disposing of hazardous materials in septic smaller systems (those serving fewer than 10,000 people) may
systems. disseminate information through newspapers. Nurses can help
• not mixing or using pesticides, fertilizers, herbi- patients understand their CCR and use the information pre-
cides, degreasers, fuels, and other pollutants near sented when making decisions about their drinking water.
wells. States have the option of setting some alternative report
• never disposing of wastes in dry or abandoned requirements. However, all CCRs must adhere to certain base-
wells. line standards, including those listed above, to ensure that all
Explain to patients and families the value of hav- consumers receive comparable reports containing the same
ing the household drinking water tested. It’s a com- type and amount of essential information1:
mon misconception that contaminants in water can • the source of the drinking water
be detected through changes in its taste, appear- • a summary of the source’s susceptibility to contamination
ance, or odor; many contaminants, including bac- • levels of contaminants found in the drinking water and
teria, heavy metals, radon, and synthetic organic their likely health effects, as well as maximum allow-
chemicals, are detectable only through laboratory able contaminant levels set by the EPA
testing. • the likely source of identified contaminants
Provide information about water testing protocols • an accounting of the system’s actions to address the
and interpretation of the test results. Wells should be contamination
tested annually for pH levels, coliform bacteria such • educational information about selected contaminants
as E. coli, nitrates, total dissolved solids, and any con- Some water systems, such as community systems serving
taminants of concern locally.38 For example, in areas fewer than 25 people, are exempt from having to publish a
of high radon activity (particularly, bedrock wells), CCR.
radon testing of the water is indicated; in agricultural The most significant limitation to a CCR’s usefulness is that
regions, testing water for herbicide and pesticide con- systems need only report levels of regulated contaminants—
tamination is indicated. Testing should be performed unregulated contaminants, such as pesticides and herbicides,
more frequently if chemical or fuel spills are known need not be reported. Other limitations include the fact that a
to have occurred—regardless of when a spill hap- CCR provides data from the previous calendar year, rather than
pened—and whenever there is a change in water current data. And the language of the report can be technical
taste, odor, or clarity. Water testing should always be or otherwise difficult for some to understand without assistance.
performed by the local health department or a state-
certified laboratory, not by commercial vendors of REFERENCE
water filtration systems. 1. U.S. Environmental Protection Agency. Consumer confidence reports:
Consider the possibility of waterborne illness final rule. Washington: The Agency; 1998. EPA 816-F-98-007.
when encountering acute gastroenteritis of http://www.epa.gov/safewater/ccr/ccrfact.html.
unknown etiology. You can improve surveillance
efforts for waterborne illnesses by assuming a
higher index of suspicion in such cases. It’s essential
to obtain a drinking water history. Ask patients If the patient has a well, ask:
about sources of drinking water at home, school, • When was the last time your well water was
and work; recreational water exposures (swimming tested for contaminants?
and hot tub); and travel abroad. General questions • What contaminants was it tested for?
about drinking water might include the following: • Do you use a state-certified laboratory for water
• What are your sources of drinking water at home testing?
(for example, municipal water from the tap, • Do you use pesticides, fertilizers, or other chem-
municipal water processed with a home filter, icals on your lawn?
private well water, bottled water)? If there are children in the home, these questions
• If you use a filtering system, has the filter been might be helpful:
changed according to the manufacturer’s direc- • Does your home have lead pipes?
tions? • Have your children been tested for lead exposure?
ajn@lww.com AJN M November 2005 M Vol. 105, No. 11 49
11. Thinking Globally, One Water Jug at a Time
W hen one Googles the phrase “dirty water,”
the first hits include Web pages for the
Boston Rock & Roll Museum (www.dirtywater.com)
and the Dirty Water Club, a hip London hangout,
apt tributes to the Standells’ 1966 hit single “(I Love
That) Dirty Water.” Its chorus was a paean to
Courtesy of Patrick Suleiman Bateganyais
Boston’s Charles River: “Oh, I love that dirty water,
oh Boston, you’re my home.” But to billions of peo-
ple worldwide—the 2.6 billion who live without
adequate sanitation and the 1.1 billion who lack
access to safe drinking water1—dirty water means
tragedy. According to the World Health
Organization, diarrheal diseases kill 1.8 million
people annually, most of them children in develop-
ing nations; 88% of these cases are attributed to
contaminated drinking water, inadequate sanitation,
and poor hygiene. And, as the Washington Post
Children at the orphan center in Moyo, Uganda, sing for the visiting nurses
reported in March 2003, an analysis issued by the who provide P¯ R demonstrations and ongoing education about the impor-
u
United Nations that year revealed that the planet’s tance of safe drinking water and good hygiene and sanitation practices.
water supply is dwindling fast: by the year 2023,
“the average supply of water per person worldwide (allowing coagulation and precipitation of heavy met-
will have dropped by one-third.”2 als, pesticides, and other chemical contaminants).
Together with the International Council of Nurses (ICN) and • filters the water through a clean cloth.
the Centers for Disease Control and Prevention, the P&G • lets the filtered water stand for 20 minutes (allowing
Health Sciences Institute, a Procter & Gamble division based in disinfection).
Cincinnati, Ohio, has developed and tested a point-of-use In one recent study, researchers found that the purifier
water purifier (P¯R Water Purifier). The product contains “the
u reduced 14 types of waterborne bacterial pathogens
same ingredients used in municipal water systems”3—including (including Salmonella typhi, Vibrio cholerae, and Escherichia
a coagulant, an alkaline agent, a flocculent, and a chlorine- coli) to undetectable levels and removed 99.8% of arsenic.4
based disinfectant—packaged in single-use sachets.4 The only It also significantly reduced the levels of poliovirus, rotavirus,
equipment needed: two containers capable of holding 10 and Cryptosporidium. Its effectiveness was tested in U.S.
liters (2.5 gallons) of water each, and something to stir with. Environmental Protection Agency “model” water samples
Decontamination is a three-step process. The user3 and in field samples from Guatemala, Kenya, Pakistan, the
• adds the contents of one sachet to a 10-liter (2.5- Philippines, and South Africa. Similar results were seen in
gallon) container of water and stirs for five minutes Bangladesh, where arsenic-contaminated water is common.
Tests were conducted
under both laboratory
Courtesy of Procter and Gamble
and “real-life” condi-
tions, in which samples
were stirred and
allowed to stand after
filtering for shorter-than-
recommended times.
Other studies have con-
The P¯ R Water Purifier only requires two containers and something to stir with to complete decontamination.
u
• What kind of water do you use to prepare infant reported to the hospital infection control depart-
formula? ment or directly to the local health department, as
Patients identified as being at risk for drinking appropriate.
water–related illness should be provided with Take steps to safeguard the community water
appropriate counseling. Offer patients information supply by becoming more knowledgeable about its
about water treatment systems and bottled water. drinking water, as well as existing and potential
All possible cases of waterborne illness should be sources of contamination. By law all community
50 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com
12. Act as resource for patients, colleagues, and mem-
firmed the water purifier’s effectiveness in removing bers of the community.
arsenic and microbial contaminants.5-7 Other measures nurses can take include promot-
Earlier this year, the United Nations Children’s Fund ing policies and legislation that enforce and
and P&G announced a joint campaign aimed at “pro- strengthen current drinking water regulations and
viding home-based water purification” to families in support the modernization of old and deteriorating
developing countries; the company will supply P¯R at
u public water systems. Bottled water and water fil-
cost (about 4 cents per packet).8 Working with local tration devices can at best offer only short-term
nursing and health care organizations, the ICN contin- relief from the ills associated with contaminated
ues to train nurses and other providers in the product’s water; the long-term solution lies in improving
use and to coordinate outreach and distribution efforts. municipal and private water supplies. M
In Uganda the ICN and P&G, working in partnership
with the Ugandan Association of Nurses and Midwives, REFERENCES
are currently providing two centers for children 1. U.S. Environmental Protection Agency. Protect your drink-
orphaned by AIDS with P¯R, as well as education in its
u ing water for life. 2005. http://www.epa.gov/safewater/pub-
licoutreach/index.html.
use and the importance of improving drinking water 2. U.S. Census Bureau. U.S. POPClock projection. 2005.
safety and sanitation and hygiene practices. Within a http://www.census.gov/population/www/popclockus.html.
10-month period, diarrheal rates at the orphan centers 3. Centers for Disease Control and Prevention. Achievements
have declined from between 12.5% and 14% weekly in public health 1900–1999: control of infectious diseases.
MMWR Morb Mortal Wkly Rep 1999;48(29):621-9.
to almost zero. A similar project is scheduled to begin 4. Rose JB, et al. Microbial pollutants in our nation’s water:
in Malawi later this year.—Sylvia Foley, senior editor environmental and public health issues. Washington, DC:
American Society for Microbiology; 1999.
REFERENCES 5. Physicians for Social Responsibility. Drinking water and dis-
1. World Health Organization. Water, sanitation and hygiene ease: what health care providers should know. 2000. http://
links to health. 2004. http://www.who.int/water_sanita- www.envirohealthaction.org/upload_files/dwprimer.pdf.
tion_health/publications/facts2004/en/index.html. 6. U.S. Environmental Protection Agency. List of contaminants
2. Weiss R. Threats posed by water scarcity detailed: U.N. report and their MCLs. Washington, DC: The Agency; 2002. EPA
warns of looming crisis. Washington Post 2003 Mar 5; 3. 816-F-02-013. http://www.epa.gov/safewater/mcl.html#
3. Procter and Gamble. Children’s Safe Drinking Water [fact mcls.
sheet]. Cincinnati, OH; 2005. 7. Natural Resources Defense Council. What’s on tap?
4. Souter PF, et al. Evaluation of a new water treatment for Grading drinking water in U.S. cities. 2003. http://www.
point-of-use household applications to remove microorgan- nrdc.org/water/drinking/uscities/contents.asp.
isms and arsenic from drinking water. J Water Health 8. Barron G, et al. New approaches to safe drinking water.
2003;1(2):73-84. J Law Med Ethics 2002;30(3 Suppl):105-8.
5. Norton DM, et al. Flocculent-disinfectant point-of-use water 9. Blackburn BG, et al. Surveillance for waterborne-disease
treatment for reducing arsenic exposure in Bangladesh. outbreaks associated with drinking water: United States,
[abstract]. Asian Conference on Diarrhoeal Diseases and 2001–2002. MMWR Surveill Summ 2004;53(8):23-45.
Nutrition; 2003 December 7–9; Dhaka, Bangladesh: 10. Yoder JS, et al. Surveillance for waterborne-disease out-
International Centre for Diarrhoeal Disease Research, breaks associated with recreational water: United States,
Bangladesh; 2003. 2001–2002. MMWR Surveill Summ 2004;53(8):1-22.
6. Rangel JM, et al. Epidemiology of Escherichia coli O157:H7 11. Gerba CP, et al. Sensitive populations: who is at the greatest
outbreaks, United States, 1982–2002. Emerg Infect Dis risk? Int J Food Microbiol 1996;30(1-2):113-23.
2005;11(4):603-9. 12. U.S. Environmental Protection Agency. Draft report on the
7. Crump JA, et al. Household based treatment of drinking environment. 2003. http://www.epa.gov/indicators/roe/
water with flocculant-disinfectant for preventing diarrhoea html/roeTOC.htm.
in areas with turbid source water in rural western Kenya: 13. Dingle KE, et al. Sequence typing confirms that Campylo-
cluster randomised controlled trial. BMJ 2005;[Epub ahead bacter jejuni strains associated with Guillain-Barré and
of print Jul 26]. http://bmj.bmjjournals.com/cgi/rapidpdf/ Miller-Fisher syndromes are of diverse genetic lineage,
bmj.38512.618681.E0v1. serotype, and flagella type. J Clin Microbiol 2001;39(9):
8. United Nations Children’s Fund. UNICEF and Procter and 3346-9.
Gamble join forces on safe drinking water for children. 14. Centers for Disease Control and Prevention. Viral gastroen-
2005. http://www.unicef.org/media/media_27124.html. teritis. 2005. http://www.cdc.gov/ncidod/dvrd/revb/gastro/
faq.htm.
15. U.S. Environmental Protection Agency. Chemical testing
overview. 2004. http://www.epa.gov/oppt/chemtest/view.htm.
16. U.S. Environmental Protection Agency. Chemical hazard
data availability study. 2004. http://www.epa.gov/opptintr/
water systems must produce an annual “consumer chemtest/hazchem.htm.
confidence report” on the status of the local drink- 17. Institute of Medicine. From source water to drinking water:
ing water supply; nurses need to become familiar workshop summary. Washington, DC: National Academies
Press; 2004: 8.
with this document. (See The Consumer Confidence
18. U.S. Environmental Protection Agency. Factoids: drinking
Report, page 49.) Ask your local water utility water and ground water statistics for 2004. Washington,
whether there has been a review of potential pollu- DC: The Agency; 2005. EPA 816-K-05-001. http://www.
epa.gov/safewater/data/pdfs/data_factoids_2004.pdf.
tion sources; if not, urge the utility to perform one.
ajn@lww.com AJN M November 2005 M Vol. 105, No. 11 51
13. 19. Agency for Toxic Substances and Disease Registry.
ToxFAQs for trichloroethylene (TCE). The Agency. 2003.
http://www.atsdr.cdc.gov/tfacts19.html.
20. Villanueva CM, et al. Disinfection byproducts and bladder
cancer: a pooled analysis. Epidemiology 2004;15(3):357-67.
21. Hildesheim ME, et al. Drinking water source and chlorina-
CE 4
Continuing Education
HOURS
EARN CE CREDIT ONLINE
tion byproducts. II. Risk of colon and rectal cancers.
Go to www.nursingcenter.com/CE/ajn and receive a certificate within minutes.
Epidemiology 1998;9(1):29-35.
22. Wright JM, et al. Effect of trihalomethane exposure on fetal
development. Occup Environ Med 2003;60(3):173-80.
GENERAL PURPOSE: To provide registered professional
nurses with current information on types of contaminants
23. Cedergren MI, et al. Chlorination byproducts and nitrate in
of drinking water, offer guidelines for assessment when
drinking water and risk for congenital cardiac defects.
Environ Res 2002;89(2):124-30. contamination is a suspected cause of illness, and present
patient education strategies.
24. Nieuwenhuijsen MJ, et al. Chlorination disinfection byprod-
ucts in water and their association with adverse reproduc- LEARNING OBJECTIVES: After reading this article and tak-
tive outcomes: a review. Occup Environ Med 2000;57(2): ing the test on the next page, you will be able to
73-85.
• discuss the various disease-causing organisms found
25. U.S. Environmental Protection Agency. Drinking water con-
in drinking water, profiling the sources, affected popu-
taminants. 2002. http://www.epa.gov/enviro/html/sdwis/
water_contaminants.html. lations, and manifestations of illness.
• outline the diseases and manifestations caused by
26. U.S. Environmental Protection Agency. Proposed stage 2
disinfectants and disinfection byproducts rule. Washington, chemical contamination of water supplies.
DC: The Agency; 2003. EPA 815-F-03-006. http://www. • make specific recommendations for identifying and
epa.gov/OGWDW/stage2/pdfs/fact_%20st2_proposed.pdf. preventing contamination of drinking water.
27. U.S. Environmental Protection Agency. Tap into prevention: TEST INSTRUCTIONS
drinking water information for health care providers.
Washington, DC: The Agency; 2004. EPA 816-K-04-001. To take the test online, go to our secure Web site at
http://www.epa.gov/safewater/healthcare/pdfs/booklet_ www.nursingcenter.com/CE/ajn.
healthcarevideo_suppliement.pdf. To use the form provided in this issue,
28. U.S. Environmental Protection Agency. Is there lead in my • record your answers in the test answer section of
drinking water? Washington, DC: The Agency; 1993. EPA the CE enrollment form between pages 48 and 49.
810-F-93-001. http://www.epa.gov/safewater/lead/leadfact-
sheet.html. Each question has only one correct answer. You
may make copies of the form. Test code AJN2205.
29. Centers for Disease Control and Prevention. Introduction.
In: Managing elevated blood lead levels among young chil- • complete the registration information and course
dren: recommendations from the Advisory Committee on evaluation. Mail the completed enrollment form and
Childhood Lead Poisoning Prevention. Atlanta: The Center; registration fee of $26.00 to Lippincott Williams
2002. http://www.cdc.gov/nceh/lead/CaseManagement/ and Wilkins CE Group, 2710 Yorktowne Blvd.,
caseManage_chap1.htm. Brick, NJ 08723, by November 30, 2007. You will
30. U.S. Environmental Protection Agency. Consumer factsheet receive your certificate in four to six weeks. For
on: nitrates/nitrites. 2005. http://www.epa.gov/safewater/ faster service, include a fax number and we will
dwh/c-ioc/nitrates.html. fax your certificate within two business days of
31. U.S. Environmental Protection Agency. Indoor air—radon: receiving your enrollment form. You will receive
health risks. 2005. http://www.epa.gov/radon/healthrisks. your CE certificate of earned contact hours and an
html. answer key to review your results. There is no mini-
32. National Research Council. Risk assessment of radon in mum passing grade.
drinking water. Washington, DC: National Academies Press;
1999. http://books.nap.edu/books/0309062926/html/index. DISCOUNTS and CUSTOMER SERVICE
html. • Send two or more tests in any nursing journal published
33. Agency for Toxic Substances and Disease Registry. Case by Lippincott Williams and Wilkins (LWW) together,
studies in environmental medicine: radon toxicity. Atlanta: and deduct $0.95 from the price of each test.
U.S. Department of Health and Human Services; 2000. • We also offer CE accounts for hospitals and other
ATSDR-HE-CS-2001-0006. http://www.atsdr.cdc.gov/HEC/ health care facilities online at www.nursingcenter.
CSEM/radon/index.html. com. Call (800) 787-8985 for details.
34. Darby S, et al. Radon in homes and risk of lung cancer: col-
laborative analysis of individual data from 13 European PROVIDER ACCREDITATION
case–control studies. BMJ 2005;330(7485):223. This continuing nursing education (CNE) activity for 4
35. Meza MM, et al. Developmentally restricted genetic deter- contact hours is provided by LWW, which is accredited
minants of human arsenic metabolism: association between as a provider of continuing nursing education by the
urinary methylated arsenic and CYT19 polymorphisms in American Nurses Credentialing Center’s Commission on
children. Environ Health Perspect 2005;113(6):775-81. Accreditation and by the American Association of
36. World Health Organization. Arsenic in drinking water. Critical-Care Nurses (AACN 00012278, CERP
Geneva, Switzerland: The Organization; 2001. Fact sheet Category O). This activity is also provider approved by
No. 210. http://www.who.int/mediacentre/factsheets/fs210/ the California Board of Registered Nursing, provider
en/index.html.
number CEP 11749 for 4 contact hours. LWW is also
37. National Sanitation Foundation International. Contaminant an approved provider of CNE in Alabama, Florida, and
guide—arsenic. 2004. http://www.nsf.org/consumer/
drinking_water/contaminant_arsenic.asp?program=WaterTre. Iowa, and holds the following provider numbers:
AL #ABNP0114, FL #FBN2454, IA #75. All of its home
38. U.S. Environmental Protection Agency. Private drinking
water wells. 2005. http://www.epa.gov/safewater/ study activities are classified for Texas nursing continuing
privatewells/index2.html. education requirements as Type 1. Your certificate is
39. U.S. Environmental Protection Agency. Drinking water valid in all states. This means that your certificate of
from household wells. Washington, DC: The Agency; 2002. earned contact hours is valid no matter where you live.
EPA 816-K-02-003. http://www.epa.gov/safewater/
privatewells/booklet.
52 AJN M November 2005 M Vol. 105, No. 11 http://www.nursingcenter.com