Upper Chateaugay Lake
Clinton County, New York2,550 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · Mercury
- 78 ft max depth
Upper Chateaugay Lake in Clinton County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 78 ft. Surface area: 2550 acres.
Upper Chateaugay Lake is a 2,550-acre lake in Clinton County, New York with a maximum depth of 78 feet (33-foot average).
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
What Upper Chateaugay Lake is good for
From access and monitoring records, not editorial picks.
- Deep water78 ft surveyed max depth
- Big water2,550 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Upper Chateaugay Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
Whether Upper Chateaugay 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 Upper Chateaugay Lake
These are the measurements NY DEC publishes for Upper Chateaugay 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 Upper Chateaugay Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
78 ft
Average depth
33 ft
Surface area
2,550 acres
Shoreline
15.1 mi
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Fishing Upper Chateaugay Lake
EPA Impairment Status
Upper Chateaugay Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NY0902-0034 · Official waterbody report
Nearby Lakes in Clinton County
Frequently asked questions about Upper Chateaugay Lake
Where is Upper Chateaugay Lake?
- Upper Chateaugay Lake is a lake in Clinton 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 Upper Chateaugay Lake?
- Upper Chateaugay Lake in Clinton County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 78 ft. Surface area: 2550 acres.
Is Upper Chateaugay Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Upper Chateaugay Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Upper Chateaugay Lake?
- Upper Chateaugay Lake has a maximum depth of 78 feet and an average depth of 33 feet. The lake covers 2550 acres.
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Where this data comes from
Measurements for Upper Chateaugay 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