Downtown San Francisco
Statistics
- Basin Name
- Downtown San Francisco
- Basin Number
- 2-040
- SGMA Basin Priority
- Very Low
- Critically Overdrafted
- No
- Hydrologic Region Name
- San Francisco Bay
- Counties
- San Francisco, San Mateo
- Adjacent Basins
Basin Notes
2003: Bulletin 118 basin description
2014: CASGEM basin prioritization – very low. Comments: Groundwater is subject to high concentrations of nitrates, chloride, boron and TDS (B-118) & (Phillips et al. 1993)
2018: Final Basin Prioritization: Very Low.
At-A-Glance

California Water Library Documents About This Basin
Continuous water-quality and suspended-sediment transport monitoring in the San Francisco Bay, California, water years 2016–17
U.S. Geological Survey (USGS) | April 28th, 2020
The U.S. Geological Survey (USGS) monitors water quality and suspended-sediment transport in the San Francisco Bay (Bay) as part of a multi-agency effort to add
Status and Understanding of Groundwater Quality in the San Francisco Bay Groundwater Basins, 2007: California GAMA Priority Basin Project
U.S. Geological Survey (USGS) | March 29th, 2013
Groundwater quality in the approximately 620-square-mile (1,600-square-kilometer) San Francisco Bay study unit was investigated as part of the Priority Basin Project of t
Geohydrology, Water Quality, and Estimation of Ground-Water Recharge In San Francisco, California, 1987-92
U.S. Geological Survey (USGS) | January 14th, 1993
The city of San Francisco is considering further development of local ground-water resources as a supplemental source of water for potable or non-potable use. By the y