Sullivan Lake
Custer County, Idaho41 acresView mapDirections
No nutrient or algae sampling on record from Idaho DEQ for this lake.
Sullivan Lake in Custer County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 41 acres.
Sullivan Lake is a 41-acre lake in Custer County, Idaho.
Source: EPA Water Quality Portal sampling records, IDEQ. 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 Sullivan Lake 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 Sullivan Lake
These are the measurements Idaho DEQ publishes for Sullivan 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 Sullivan Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
41 acres
Shoreline
1.1 mi
No bathymetric survey has been published for Sullivan Lake, so its depth is not documented here.
Stays via Stay22
Stays near Sullivan Lake
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Frequently asked questions about Sullivan Lake
Where is Sullivan Lake?
- Sullivan Lake is a lake in Custer County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Sullivan Lake?
- Sullivan Lake in Custer County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 41 acres.
Is Sullivan 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 Sullivan Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.