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Groundwater quality in the San Francisco Bay groundwater basins, California

The constituent present at high concentrations in the greatest proportion of the primary aquifer system was TDS, which is an indicator of salinity. Perchlorate was also present at moderate concentration in 42% of samples.

by Parsons, Mary C.; Kulongoski, Justin T.; and Belitz, Kenneth
U.S. Geological Survey Fact Sheet 2012-3111
Related topics:
Dissolved organic compounds, Groundwater quality, Nutrient content (water), Salinity, Water chemistry, Aquifers
States or counties
Alameda, Contra Costa, San Francisco, San Mateo, Santa Clara

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