Olivenhain Reservoir
San Diego County, California180 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
Olivenhain Reservoir in San Diego County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 180 acres.
Olivenhain Reservoir is a 180-acre lake in San Diego County, California.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Olivenhain Reservoir is safe to swim in today is a call for the California State Water Resources Control Board and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Olivenhain Reservoir
These are the measurements SWRCB publishes for Olivenhain Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
180 acres
No bathymetric survey has been published for Olivenhain Reservoir, so its depth is not documented here.
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Frequently asked questions about Olivenhain Reservoir
Where is Olivenhain Reservoir?
- Olivenhain Reservoir is a lake in San Diego County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Olivenhain Reservoir?
- Olivenhain Reservoir in San Diego County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 180 acres.
Is Olivenhain Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Olivenhain Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.