San Diego River Valley

Source: CA DWR

San Diego River Valley


  • Basin Name
  • San Diego River Valley
  • Basin Number
  • 9-015
  • SGMA Basin Priority
  • Very Low
  • Critically Overdrafted
  • No
  • Status
  • Not Subject to SGMA
  • DWR Region & POC
  • Southern Region

  • Number of Wells
  • 117
  • Hydrologic Region Name
  • South Coast Hydrologic Region
  • Counties
  • San Diego
  • Adjacent Basins


Located in California’s hydrologic region, the San Diego River Valley is 9,873 acres in size. This Very Low priority basin is home to an estimated 45,800 people (2010 value), which have been at a rate of 14.97. San Diego River Valley is a(n) basin with approximately 117 wells, of which approximately 6 are water supply wells. Groundwater accounts for approximately 3.18 percent of the basin’s water supply.

Source: CA DWR

Basin Notes

2004: Bulletin 118 basin description

2014: CASGEM basin prioritization – medium. Comments: High nitrates, iron and manganese treatment is required. High TDS ( >3,000 mg/l) in western portion of basin

2018: Draft basin priority – very low. Comments:

Groundwater level

  • 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

Salt intrusion –

GSA Information


No SGMA news found for this basin.
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