Skelly Lake
Cass County, Minnesota256 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- Impaired · Mercury
Skelly Lake in Cass County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 256 acres.
Skelly Lake is a 256-acre lake in Cass 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. Skelly Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Skelly 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 Skelly Lake
These are the measurements Minnesota PCA publishes for Skelly 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 Skelly Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
256 acres
Shoreline
4.4 mi
No bathymetric survey has been published for Skelly Lake, so its depth is not documented here.
Stays via Stay22
Stays near Skelly Lake
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Fishing Skelly Lake
EPA Impairment Status
Skelly Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Fish consumption.
Source: EPA ATTAINS assessment unit MN11-0143-00 · Official waterbody report
Nearby Lakes in Cass County
Frequently asked questions about Skelly Lake
Where is Skelly Lake?
- Skelly 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 Skelly Lake?
- Skelly Lake in Cass County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 256 acres.
Is Skelly Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Skelly Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
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Where this data comes from
Measurements for Skelly Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Lake details from Minnesota DNR LakeFinder