Crooked Lake
Lewis County, New York48 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · pH / acidity
Crooked Lake in Lewis County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 48 acres.
Crooked Lake is a 48-acre lake in Lewis County, New York.
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
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 pH / acidity. Check local advisories before you swim.
Whether Crooked Lake is safe to swim in today is a call for the New York Department of Environmental Conservation 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 NY DEC 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
Surface area
48 acres
Shoreline
2.5 mi
No bathymetric survey has been published for Crooked Lake, so its depth is not documented here.
Stays via Stay22
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 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NY0801-0144 · Official waterbody report
Nearby Lakes in Lewis County
Frequently asked questions about Crooked Lake
Where is Crooked Lake?
- Crooked Lake is a lake in Lewis County, New York. Its water-quality measurements are published by NY DEC and shown on this page as reported.
What is the water quality of Crooked Lake?
- Crooked Lake in Lewis County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 48 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 pH / acidity. Check local advisories before you swim.
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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