Groundwater Ambient Monitoring and Assessment Program (GAMA)
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News!
- GAMA Program releases Evaluation Report
- USGS releases Fact Sheet - Comparing Groundwater Quality in Public-Supply and Shallow Aquifers in the Monterey Bay and Salinas Valley Basins, 2018
- USGS releases Groundwater Quality Data in 15 GAMA Study Units: Results from the 2006-10 Initial Sampling and the 2009-2013 Resampling of Wells, 2015
- USGS releases Variations on a method for evaluating decadal-scale changes in the groundwater quality of two GAMA coastal study units 2004-14
- USGS releases Factors affecting 1,2,3-trichloropropane contamination in groundwater in California, 2019
- USGS releases Fact Sheet for the Groundwater Quality in the Yuba and Bear River Watersheds, Sierra Nevada, California (2017)
- USGS releases Fact Sheet for the Ground-Water Quality in the Shallow Aquifers of the Monterey Bay, Salinas Valley and Adjacent Highlands Areas, 2018
- USGS releases Fact Sheet - Comparing Public-Supply and Shallow Aquifer Groundwater Quality in the North San Francisco Bay Aquifers, 2018
- USGS releases Fact Sheet for the Groundwater quality in Shallow Aquifers in the Western Mojave Desert, 2019
- USGS releases Fact Sheet for the Groundwater quality in the Sacramento Metropolitan Shallow Aquifer, 2019
- USGS releases SIR for the Monterey-Salinas Shallow Aquifer Study Unit, 2012-13
- USGS releases Ground-Water Quality data in the Yuba and Bear Watershed Shallow Aquifer Study Unit, 2015-16
- USGS release Ground-Water Quality Data in the Sacramento Metro Shallow Aquifer Study Unit, 2017
- USGS release Ground-Water Quality Data in the Mojave Basin Shallow Aquifer Study Unit, 2018
- USGS releases new Water Quality Mapping Tool to easily view GAMA Priority Basin Project data, including trends results.
- USGS releases Fact Sheet for Groundwater Quality in the Mokelumne, Cosumnes, and American River Watersheds (2018)
- USGS releases Fact Sheet and SIR for Groundwater-Quality in the North San Francisco Bay Shallow Aquifer (2018)
- USGS releases Fact Sheet for Groundwater-Quality in the Shallow Aquifers of the Madera-Chowchilla and Kings Subbasins (2018)
- LLNL releases Special Study: Excess nitrogen and methane in noble gas samples (April 2017)
- USGS releases Groundwater-Quality Data in 12 GAMA Study Units (2017)
- USGS releases DSR for Groundwater Quality in the Madera/Chowchilla-Kings Shallow Aquifer Study Unit (2016)
- USGS releases Fact Sheet and Data Release for Groundwater-Quality in the Tulare Shallow Aquifer Study Unit (January 2017)
- Visit the new GAMA Program Publications online map to spatially view study units and access available publications
- Public access to Public Water System well location information is now available on GeoTracker GAMA
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Contacts
State Water Resources Control Board
Division of Water Quality
Groundwater Ambient Monitoring & Assessment Program (GAMA)
1001 I Street, 15th Floor
Sacramento, CA 95814
Email: GAMA@waterboards.ca.gov
Telephone: (916) 341-5577
Fax: (916) 341-5463
