Grass Pond
Essex County, New York25 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · Metals (other than mercury)
Grass Pond in Essex County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 25 acres.
Grass Pond is a 25-acre lake in Essex 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. Grass Pond is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury), oxygen depletion (low DO), pH / acidity. Check local advisories before you swim.
Whether Grass Pond 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 Grass Pond
These are the measurements NY DEC publishes for Grass Pond, 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 Grass Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
25 acres
Shoreline
1.4 mi
No bathymetric survey has been published for Grass Pond, so its depth is not documented here.
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Stays near Grass Pond
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Fishing Grass Pond
EPA Impairment Status
Grass Pond 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.
Source: EPA ATTAINS assessment unit NY1003-0069 · Official waterbody report
Nearby Lakes in Essex County
Frequently asked questions about Grass Pond
Where is Grass Pond?
- Grass Pond is a lake in Essex 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 Grass Pond?
- Grass Pond in Essex County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 25 acres.
Is Grass Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Grass Pond is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury), oxygen depletion (low DO), pH / acidity. Check local advisories before you swim.
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Where this data comes from
Measurements for Grass Pond 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