Ewing Reservoir
Trinity County, California41 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
- Limited data
Ewing Reservoir in Trinity County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 41 acres.
Ewing Reservoir is a 41-acre lake in Trinity 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 Ewing 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 Ewing Reservoir
These are the measurements SWRCB publishes for Ewing 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 Ewing Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
41 acres
Shoreline
1.8 mi
No bathymetric survey has been published for Ewing Reservoir, so its depth is not documented here.
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Fishing Ewing Reservoir
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Frequently asked questions about Ewing Reservoir
Where is Ewing Reservoir?
- Ewing Reservoir is a lake in Trinity County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Ewing Reservoir?
- Ewing Reservoir in Trinity County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 41 acres.
Is Ewing 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 Ewing Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.