Grizzly Lake
Trinity County, California42 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
Grizzly Lake in Trinity County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 42 acres.
Grizzly Lake is a 42-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 readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Grizzly Lake 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 Grizzly Lake
These are the measurements SWRCB publishes for Grizzly Lake, 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.
Ask about Grizzly Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
42 acres
Shoreline
1.2 mi
No bathymetric survey has been published for Grizzly Lake, so its depth is not documented here.
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Frequently asked questions about Grizzly Lake
Where is Grizzly Lake?
- Grizzly Lake 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 Grizzly Lake?
- Grizzly Lake in Trinity County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 42 acres.
Is Grizzly Lake 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 Grizzly Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.