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Groundwater Data to Inform the Clark Fork Plan
The document outlines the groundwater assessment and investigation programs conducted by the Montana Bureau of Mines and Geology, which provide essential data and information for water management in the state. It highlights systematic data collection, monitoring of groundwater quality, and various field studies aimed at understanding groundwater resources. The programs include mapping, long-term monitoring efforts, and addressing critical groundwater questions to aid in sustainable water use and policy-making.
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Groundwater Data to Inform the Clark Fork Plan
- 1. Groundwater Data To Inform the Clark Fork Plan John LaFave Ground Water Assessment Program MT Bureau of Mines and Geology “The science of hydrology would be relatively simple if water were unable to penetrate below the earth’s surface.” Clark Fork Task Force October 23, 2012
- 2. Montana Bureau ofMines and Geology a department of Montana Tech • Established in 1919 to provide reliable and unbiased earth science information • Non regulatory, applied research – Geologic Mapping – Earthquake Studies – Small Miners – Environmental Assessment – Ground Water • Web: http://www.mbmg.mtech.edu/
- 3. Montana Bureau ofMines and Geology a department of Montana Tech • Established in 1919 to provide reliable and unbiased earth science information • Non regulatory, applied research – Geologic Mapping – Earthquake Studies – Small Miners – Environmental Assessment – Ground Water • Web: http://www.mbmg.mtech.edu/
- 4. Montana Bureau ofMines and Geology a department of Montana Tech • Established in 1919 to provide reliable and unbiased earth science information • Non regulatory, applied research – Geologic Mapping – Earthquake Studies – Small Miners – Environmental Assessment – Ground Water • Web: http://www.mbmg.mtech.edu/
- 5. Montana Ground WaterAssessment Program “…systematically assess and monitor the state’s ground water and to disseminate the information…” 85-2-902(2) MCA • Ground-Water Characterization – systematic data collection and interpretation. • Ground-Water Monitoring – long term records of water levels and quality. • Ground-Water Information Center – data dissemination. Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 6. Ground Water Characterization 28 Areas Scheduled Field work Complete Field work Complete Field work Field work Complete Complete Field work Complete Field work Complete Field work starting Field work Field work Wrapping up Complete Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 7. Ground Water Characterization Main product -- the data More than: ~ 3,000 inventories ~ 900 full analyses Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 8. Ground Water Characterization 24 maps, 5 reports Groundwater Quality Maps Reports Geologic Framework Maps Groundwater Flow Maps Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 9. Ground Water Monitoring 215 wells in the State-Wide Network Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 10. Ground Water InformationCenter mbmggwic.mtech.edu Products: Well Logs Water Quality Hydrographs Maps & Repts Project data Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 11. Ground Water InformationCenter Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 12. Montana Ground Water Investigation Program “…gather data, compile existing information, conduct field studies, and prepare a detailed hydrogeologic assessment report …and a hydrogeologic model… ” 85-2-525 (1) MCA • Investigates critical and specific groundwater questions • Results provide scientific basis for water-management – Stream depletion related to groundwater development – Impacts to aquifers: increasing demand; changing land use – Protection of senior water rights (groundwater and surface water) – Water quality impacts such as septic effluent – Cumulative effects of water development – Aquifer Storage and Recovery (ASR) in Montana – Any Other Subjects that may be identified Montana Bureau of Mines and Geology Montana Ground-Water Investigation Program
- 13. Ground Water InvestigationProgram Ongoing and proposed (unscheduled) projects Flathead Valley - Recharge/discharge relationships and long-term sustainability of the deep aquifer. Florence – Depletion rates and timing from groundwater development in Eightmile and Threemile drainages Florence – Eightmile Creek Stevensville- Conversion of surface To groundwater Hamilton- Conversion of Irrigated ag land to residential Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program
- 14. Contact Information: Ground-Water Information Center: http://mbmggwic.mtech.edu/ Montana Bureau of Mines and Geology: http://www.mbmg.mtech.edu/ John LaFave 496-4306 jlafave@mtech.edu Montana Bureau of Mines and Geology Montana Ground-Water Assessment Program