Kjostad Lake
St. Louis County, Minnesota443 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- Impaired · Mercury
- 50 ft max depth
Kjostad Lake in St. Louis County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 50 ft. Surface area: 443 acres.
Kjostad Lake is a 443-acre lake in St. Louis County, Minnesota with a maximum depth of 50 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Kjostad Lake is good for
From access and monitoring records, not editorial picks.
- Deep water50 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Kjostad Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Kjostad 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 Kjostad Lake
These are the measurements Minnesota PCA publishes for Kjostad 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 Kjostad Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
50 ft
Surface area
443 acres
Shoreline
6.2 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Kjostad Lake
EPA Impairment Status
Kjostad 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 MN69-0748-00 · Official waterbody report
Nearby Lakes in St. Louis County
Frequently asked questions about Kjostad Lake
Where is Kjostad Lake?
- Kjostad 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 Kjostad Lake?
- Kjostad Lake in St. Louis County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 50 ft. Surface area: 443 acres.
Is Kjostad Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Kjostad Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Kjostad Lake?
- Kjostad Lake has a maximum depth of 50 feet. The lake covers 443 acres.
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Where this data comes from
Measurements for Kjostad 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