Coachella Valley – San Gorgonio Pass

Statistics

  • Basin Name
  • Coachella Valley – San Gorgonio Pass
  • Basin Number
  • 7-021.04
  • SGMA Basin Priority
  • Medium
  • Critically Overdrafted
  • No
  • Hydrologic Region Name
  • Colorado River
  • Counties
  • Riverside

At-A-Glance

Located in California’s Colorado River hydrologic region, the Coachella Valley – San Gorgonio Pass subbasin is 38,545 acres in size. This Medium priority basin is home to an estimated 29,537 people (2010 value). It has approximately 66 wells, of which approximately 29 are water supply wells. Groundwater accounts for approximately 99.40 percent of the basin’s water supply.

Source: CA DWR
Source: CA DWR

Basin Notes

2003: Bulletin 118 basin description

2014: CASGEM prioritization – medium. Comment – basin is in overdraft. 2017: Scotus Blog – Coachella Valley Water District v. Agua Caliente Band of Cahuilla Indians

Supreme Court won’t hear California water agencies’ appeal in tribe’s groundwater case, Desert Sun

2018: Draft basin priority – medium. Comments – 1) CASGEM/WDL/GWIDS: Longterm hydrographs show groundwater level decline. Source: DWR 2) Annual Report also shows GW declines in majority of key well hydrographs. Source: Beaumont Basin Watermaster Proposed partnership between Agua Caliente and MSWD could shake up desert water management Artficial recharge investigation. Storage agreement with the Beaumont Basin. 2018 final basin prioritization remains at medium priority.

2022: January 22 — Groundwater Sustainability Plan (GSP) submitted to the Department of Water Resources (DWR)

2023: October 26 — DWR approved the GSP

GSA Information