Big Five
Herkimer County, New York25 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · pH / acidity
- 8 ft max depth
Big Five in Herkimer County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 7.9 ft. Surface area: 25 acres.
Big Five is a 25-acre lake in Herkimer County, New York with a maximum depth of 8 feet (3-foot average).
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. Big Five is listed impaired under Clean Water Act §303(d) (IR 4A) for pH / acidity. Check local advisories before you swim.
Whether Big Five 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 Big Five
These are the measurements NY DEC publishes for Big Five, 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 Big Five
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
7.9 ft
Average depth
3.3 ft
Surface area
25 acres
Shoreline
1.6 mi
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Fishing Big Five
EPA Impairment Status
Big Five 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 NY0905-0088 · Official waterbody report
Nearby Lakes in Herkimer County
Frequently asked questions about Big Five
Where is Big Five?
- Big Five 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 Big Five?
- Big Five in Herkimer County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 7.9 ft. Surface area: 25 acres.
Is Big Five safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Big Five is listed impaired under Clean Water Act §303(d) (IR 4A) for pH / acidity. Check local advisories before you swim.
How deep is Big Five?
- Big Five has a maximum depth of 7.9 feet and an average depth of 3.3 feet. The lake covers 25 acres.
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Where this data comes from
Measurements for Big Five 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