Los Osos Valley – Warden Creek

Source: CA DWR

Los Osos Valley – Warden Creek


  • Basin Name
  • Los Osos Valley – Warden Creek
  • Basin Number
  • 3-008.02
  • SGMA Basin Priority
  • Very Low
  • Critically Overdrafted
  • Status
  • Not Subject to SGMA
  • DWR Region & POC
  • Matt Owens
    (559) 230-3335

  • Number of Wells
  • 6
  • Hydrologic Region Name
  • Central Coast Hydrologic Region
  • Counties
  • San Luis Obispo


Located in California’s hydrologic region, the Los Osos Valley – Warden Creek is 1,762.94 acres in size. This Very Low priority basin is home to an estimated 36 people (2010 value), which have been at a rate of . Los Osos Valley – Warden Creek is a(n) basin with approximately 6 wells, of which approximately 0 are water supply wells. Groundwater accounts for approximately 100 percent of the basin’s water supply.

Source: CA DWR
Source: CA DWR

Basin Notes

2019: Subbasin created out of subdivision of Los Osos Valley.

Status deemed very low because of groundwater use less than 2,000afy.

GSA Information

Not Subject to SGMA No items found