Santa Clara River Valley – Santa Clara River Valley East

Source: CA DWR

Santa Clara River Valley – Santa Clara River Valley East

Statistics

  • Basin Name
  • Santa Clara River Valley – Santa Clara River Valley East
  • Basin Number
  • 4-004.07
  • SGMA Basin Priority
  • High
  • Critically Overdrafted
  • No
  • Status
  • Subject to SGMA
  • DWR Region & POC
  • Southern Region Office
    Eddie Pech
    (818) 549-2324 Eduardo.Pech@water.ca.gov

  • Number of Wells
  • 351
  • Hydrologic Region Name
  • South Coast Hydrologic Region
  • Counties
  • Los Angeles, Ventura

At-A-Glance

Located in California’s South Coast hydrologic region, the Santa Clara River Valley – Santa Clara River Valley East is 67,688 acres in size. This High priority basin is home to an estimated 229,689 people (2010 value), which have been at a rate of 128.72. Santa Clara River Valley – Santa Clara River Valley East is a(n) basin with approximately 351 wells, of which approximately 60 are water supply wells. Groundwater accounts for approximately 48 percent of the basin’s water supply.

Source: CA DWR
Source: CA DWR

Basin Notes

2003: Bulletin 118 basin description

2014: CASGEM Basin Prioritization: high

2016: Basin boundary modification approved to better align with the Saugus formation

Revised basin boundary description

2017: Santa Clarita Valley Water Report

2018: Draft basin prioritization: high. Comments:

  • Groundwater level declines: 1) CASGEM/WDL/GWIDS: Longterm hydrographs show groundwater level decline. Source: DWR 2) However, 2013 Santa Clarita Valley Water Report, page ES-1, says no indication of overdraft.

2018 Basin Final Prioritization: Basin status remains unchanged at high priority.

GSA Information


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