3 paloma aguirre - water quality issues and the solutions in the tijuana-san diego border regionPresentation Transcript
Beach Water Quality in Southern California-Northern Baja CaliforniaThreats, Impacts, ImprovementsGlobal Wave ConferenceRosarito, Baja California, MEXICOMay 6, 2013
High Inmigration Rate Due to Free TradeAgreements like NAFTATijuanais one ofthefastestgrowingcities inLatin-America
Unregulated Urban Developments or “Shanty Neighborhoods”
Insufficient Financial ResourcesCity of San Diego:2 million residentsBudget: 2.7 billion dollarsCity of Tijuana:2 million residentsBudget: 391 million dollars
Aging Sewage Infrastructure
Inadequate Public Notification of Sewage Spills
Insufficiently Treated Sewage Effluentfrom CoastalTreatment Plants in theBorder Region
San Antonio de Los Buenos Sewage Treatment Plant or“Punta Bandera”
Unseasonal Flow in the Tijuana River
CILA DIVERTER SYSTEM
High Level of Ocean-Related Ilnesses Reported
High Levels of Hepatitis A in Coastal Waters Impacted by Tijuana RiverPollution
Study published in the Journal of Water and Health Found:High Viral Count of Entero and Adeno- VirusesHigh concentrations of viruses found incoastal samples collected at:• Baja Malibu, Baja CA• Punta Bandera, Baja CA• Tijuana River Mouth
Local Inter-Agency Working Groups
Multi-million dollar upgrade toIWTP
EPA-Funded Project to Improve Water Quality Monitoring atPlayas de Tijuana
Two New Sewage Treatment Plants Arturo Herrera and La Morita
Upgrade to Rosarito SewageTreatment Plant.2014?
Upgrade to the San Antonio de losBuenos Treatment Plant (PuntaBandera)
Improvements Needed1. Increase the number of sampling sites inthe Rosarito–Playas de Tijuana region toimprove water quality monitoring for oceanusers and beach goers.2. Revise and improve beach closureprotocol and public notification.3.Scientific research is needed on the publichealth impacts to ocean users in theRosarito-Playas de Tijuana area.
Surfers play a vital stewardship role in beach water quality monitoring andimprovements. Education and awareness are key in pushing forward solutions.