Downtown San Francisco

Source: CA DWR

Downtown San Francisco



Located in California’s hydrologic region, the Downtown San Francisco is 7,640 acres in size. This Very Low priority basin is home to an estimated 323,721 people (2010 value), which have been at a rate of 6.02.

Downtown San Francisco is a(n) basin with approximately 18 wells, of which approximately 1 are water supply wells. Groundwater accounts for approximately 0 percent of the basin’s water supply.

Source: CA DWR

Basin Notes

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: Draft priority – very low. Groundwater level comments:

  • 1) CASGEM/WDL/GWIDS: No data or data insufficent to determine GWL status. Source: DWR
  • 2) No available documention on groundwater level decline past or present in the basin.

2018 Final Basin Prioritization: Basin status remains unchanged at very low.

GSA Information


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