Hart Lake
Mahnomen County, Minnesota96 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
Hart Lake in Mahnomen County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 96 acres.
Hart Lake is a 96-acre lake in Mahnomen County, Minnesota.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. 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 Hart Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Hart Lake
These are the measurements Minnesota PCA publishes for Hart 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.
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
96 acres
Shoreline
1.9 mi
No bathymetric survey has been published for Hart Lake, so its depth is not documented here.
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Fishing Hart Lake
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Frequently asked questions about Hart Lake
Where is Hart Lake?
- Hart Lake is a lake in Mahnomen County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Hart Lake?
- Hart Lake in Mahnomen County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 96 acres.
Is Hart 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 Hart Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Lake details from Minnesota DNR LakeFinder