Hinckley Reservoir
Herkimer County, New York2,708 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · Mercury
- 41 ft max depth
Hinckley Reservoir in Herkimer County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 41 ft. Surface area: 2708 acres.
Hinckley Reservoir is a 2,708-acre lake in Herkimer County, New York with a maximum depth of 41 feet.
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
What Hinckley Reservoir is good for
From access and monitoring records, not editorial picks.
- Deep water41 ft surveyed max depth
- Big water2,708 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Hinckley Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, metals (other than mercury). Check local advisories before you swim.
Whether Hinckley Reservoir 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 Hinckley Reservoir
These are the measurements NY DEC publishes for Hinckley Reservoir, 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 Hinckley Reservoir
Answers come straight from the public measurements and survey records on this page.
→ Hinckley Reservoir water level: the live USGS gauge reading
Lake Details
Max depth
41 ft
Surface area
2,708 acres
Shoreline
24.3 mi
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Fishing Hinckley Reservoir
EPA Impairment Status
Hinckley Reservoir 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: Drinking water, Aquatic life.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NY1203-0022 · Official waterbody report
Nearby Lakes in Herkimer County
Frequently asked questions about Hinckley Reservoir
Where is Hinckley Reservoir?
- Hinckley Reservoir is a lake in Herkimer 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 Hinckley Reservoir?
- Hinckley Reservoir in Herkimer County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 41 ft. Surface area: 2708 acres.
Is Hinckley Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Hinckley Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, metals (other than mercury). Check local advisories before you swim.
How deep is Hinckley Reservoir?
- Hinckley Reservoir has a maximum depth of 41 feet. The lake covers 2708 acres.
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Where this data comes from
Measurements for Hinckley Reservoir 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