Pauline Lake
St. Louis County, Minnesota64 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- Impaired · Mercury
Pauline Lake in St. Louis County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 64 acres.
Pauline Lake is a 64-acre lake in St. Louis 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. Pauline Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Pauline 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 Pauline Lake
These are the measurements Minnesota PCA publishes for Pauline 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 Pauline Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
64 acres
No bathymetric survey has been published for Pauline Lake, so its depth is not documented here.
Stays via Stay22
Stays near Pauline Lake
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Fishing Pauline Lake
EPA Impairment Status
Pauline 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 MN69-0588-00 · Official waterbody report
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Frequently asked questions about Pauline Lake
Where is Pauline Lake?
- Pauline Lake is a lake in St. Louis County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Pauline Lake?
- Pauline Lake in St. Louis County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 64 acres.
Is Pauline Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Pauline 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 Pauline 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