Rat Lake
Cottonwood County, Minnesota97 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
Rat Lake in Cottonwood County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 97 acres.
Rat Lake is a 97-acre lake in Cottonwood 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 Rat 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 Rat Lake
These are the measurements Minnesota PCA publishes for Rat 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
97 acres
Shoreline
1.6 mi
No bathymetric survey has been published for Rat Lake, so its depth is not documented here.
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Fishing Rat Lake
Nearby Lakes in Cottonwood County
Frequently asked questions about Rat Lake
Where is Rat Lake?
- Rat Lake is a lake in Cottonwood County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Rat Lake?
- Rat Lake in Cottonwood County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 97 acres.
Is Rat 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 Rat 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