San Gabriel Reservoir
Los Angeles County, California525 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
- Limited data
San Gabriel Reservoir in Los Angeles County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 525 acres.
San Gabriel Reservoir is a 525-acre lake in Los Angeles County, California.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether San Gabriel 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 San Gabriel Reservoir
These are the measurements SWRCB publishes for San Gabriel 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.
Ask about San Gabriel Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
525 acres
Shoreline
11.2 mi
No bathymetric survey has been published for San Gabriel Reservoir, so its depth is not documented here.
Stays via Stay22
Stays near San Gabriel Reservoir
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Fishing San Gabriel Reservoir
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Frequently asked questions about San Gabriel Reservoir
Where is San Gabriel Reservoir?
- San Gabriel Reservoir is a lake in Los Angeles County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of San Gabriel Reservoir?
- San Gabriel Reservoir in Los Angeles County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 525 acres.
Is San Gabriel 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 San Gabriel Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.