- Study Area: Bunker Hill-Rialto-Colton, Cucamonga-Chino, Riverside-Arlington-Temescal, Yucaipa-San Timoteo, San Jacinto, Elsinore
- Counties Covered: Los Angeles, San Bernardino, and Riverside
Click on the study area below to see a list of products.
Kent, R.H., and Belitz, K., 2012, U.S. Geological Survey Fact Sheet 2012-3037, 4 p.
Status of Groundwater Quality in the Upper Santa Ana Watershed, November 2006–March 2007: California GAMA Priority Basin Project
Kent, R.H., and Belitz, K., 2012, U.S. Geological Survey Scientific Investigations Report 2012-5052, 88 p.
Trends in Concentrations of Nitrate and Total Dissolved Solids in Public Supply Wells of the Bunker Hill, Lytle, Rialto, and Colton Groundwater Subbasins, San Bernardino County, California: Influence of Legacy Land Use
Kent, R.H., and Landon, M.K., 2013, Science of The Total Environment, v. 452-453, p. 125-136
Blank results for trace-element data collected for the California Groundwater Ambient Monitoring and Assessment (GAMA) Program Priority Basin Project, October 2009–October 2018
Bennett, G.L., 2020, U.S. Geological Survey data release
Ground-water quality data in the Upper Santa Ana Watershed Study Unit, November 2006 to March 2007: Results from the California GAMA Program
Kent, Robert, and Belitz, Kenneth, 2009, U.S. Geological Survey Data Series 404, 116 p.
Pesticide Constituent Data from the California Groundwater Ambient Monitoring and Assessment Program Priority Basin Project (GAMA-PBP), 2004 - 2018
Lor, V., Balkan, M., and Stork, S.V., 2019, U.S. Geological Survey data release
Water use information for sites sampled by the California Groundwater Ambient Monitoring and Assessment Program Priority Basin Project (GAMA-PBP), 2004-2021
Stork, S.V., and Fram, M.S., 2021, U.S. Geological Survey data release