Crooked Lake
Itasca County, Minnesota475 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- Impaired · Mercury
- 60 ft max depth
Crooked Lake in Itasca County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 60 ft. Surface area: 475 acres.
Crooked Lake is a 475-acre lake in Itasca County, Minnesota with a maximum depth of 60 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Crooked Lake is good for
From access and monitoring records, not editorial picks.
- Deep water60 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Crooked Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Crooked 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 Crooked Lake
These are the measurements Minnesota PCA publishes for Crooked 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 Crooked Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
60 ft
Surface area
475 acres
Shoreline
8.4 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Stays near Crooked Lake
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Fishing Crooked Lake
EPA Impairment Status
Crooked 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 MN31-0193-00 · Official waterbody report
Nearby Lakes in Itasca County
Frequently asked questions about Crooked Lake
Where is Crooked Lake?
- Crooked Lake is a lake in Itasca County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Crooked Lake?
- Crooked Lake in Itasca County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 60 ft. Surface area: 475 acres.
Is Crooked Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Crooked Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Crooked Lake?
- Crooked Lake has a maximum depth of 60 feet. The lake covers 475 acres.
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Where this data comes from
Measurements for Crooked 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