Star Lake
Otter Tail County, Minnesota4,107 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- Impaired · Mercury
- 90 ft max depth
Star Lake in Otter Tail County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 90 ft. Surface area: 4107 acres.
Star Lake is a 4,107-acre lake in Otter Tail County, Minnesota with a maximum depth of 90 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Star Lake is good for
From access and monitoring records, not editorial picks.
- Deep water90 ft surveyed max depth
- Big water4,107 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Star Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
Whether Star 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 Star Lake
These are the measurements Minnesota PCA publishes for Star 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 Star Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
90 ft
Surface area
4,107 acres
Shoreline
23.6 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Star Lake
EPA Impairment Status
Star 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: Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MN56-0385-00 · Official waterbody report
Nearby Lakes in Otter Tail County
Frequently asked questions about Star Lake
Where is Star Lake?
- Star Lake is a lake in Otter Tail County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Star Lake?
- Star Lake in Otter Tail County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 90 ft. Surface area: 4107 acres.
Is Star Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Star Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Star Lake?
- Star Lake has a maximum depth of 90 feet. The lake covers 4107 acres.
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Where this data comes from
Measurements for Star 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