Rat Lake
Cass County, Minnesota108 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- 56 ft max depth
Rat Lake in Cass County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 55.8 ft. Surface area: 108 acres.
Rat Lake is a 108-acre lake in Cass County, Minnesota with a maximum depth of 56 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Rat Lake is good for
From access and monitoring records, not editorial picks.
- Deep water55.8 ft surveyed max depth
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.
Ask about Rat Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
55.8 ft
Surface area
108 acres
Shoreline
3.1 mi
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Fishing Rat Lake
Nearby Lakes in Cass County
Frequently asked questions about Rat Lake
Where is Rat Lake?
- Rat Lake is a lake in Cass 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 Cass County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 55.8 ft. Surface area: 108 acres.
Is Rat Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Rat Lake?
- Rat Lake has a maximum depth of 55.8 feet. The lake covers 108 acres.
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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