Dworshak Reservoir
Clearwater County, Idaho16,362 acresView mapDirections
No nutrient or algae sampling on record from Idaho DEQ for this lake.
Dworshak Reservoir in Clearwater County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 16362 acres.
Dworshak Reservoir is a 16,362-acre lake in Clearwater County, Idaho.
Source: EPA Water Quality Portal sampling records, IDEQ. Methodology: how these readings are compared.
What Dworshak Reservoir is good for
From access and monitoring records, not editorial picks.
- Big water16,362 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Dworshak Reservoir is safe to swim in today is a call for the Idaho Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Dworshak Reservoir
These are the measurements Idaho DEQ publishes for Dworshak 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.
Ask about Dworshak Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
16,362 acres
Shoreline
203.2 mi
No bathymetric survey has been published for Dworshak Reservoir, so its depth is not documented here.
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Fishing Dworshak Reservoir
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Frequently asked questions about Dworshak Reservoir
Where is Dworshak Reservoir?
- Dworshak Reservoir is a lake in Clearwater County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Dworshak Reservoir?
- Dworshak Reservoir in Clearwater County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 16362 acres.
Is Dworshak 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 Dworshak Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.