Oaks Lake
Cottonwood County, Minnesota333 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
Oaks Lake in Cottonwood County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 333 acres.
Oaks Lake is a 333-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 readingRecreation use not supported
Nutrient and algae readings are not a swimming clearance. Oaks Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Whether Oaks 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 Oaks Lake
These are the measurements Minnesota PCA publishes for Oaks 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 Oaks Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
333 acres
Shoreline
4.8 mi
No bathymetric survey has been published for Oaks Lake, so its depth is not documented here.
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Stays near Oaks Lake
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Fishing Oaks Lake
EPA Impairment Status
Oaks Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MN17-0044-00 · Official waterbody report
Nearby Lakes in Cottonwood County
Frequently asked questions about Oaks Lake
Where is Oaks Lake?
- Oaks 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 Oaks Lake?
- Oaks Lake in Cottonwood County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 333 acres.
Is Oaks Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Oaks Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
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Where this data comes from
Measurements for Oaks 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