Grovers Mill Pond
Mercer County, New Jersey31 acresView mapDirections
No nutrient or algae sampling on record from NJDEP for this lake.
- Impaired · Impaired biota (cause unknown)
Grovers Mill Pond in Mercer County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Surface area: 31 acres.
Grovers Mill Pond is a 31-acre lake in Mercer County, New Jersey.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingBacteria advisory
Nutrient and algae readings are not a swimming clearance. Grovers Mill Pond is listed impaired under Clean Water Act §303(d) (IR 5) for impaired biota (cause unknown), mercury, metals (other than mercury), nutrients (phosphorus, nitrogen), oxygen depletion (low DO), pathogens (E. coli, fecal). Check local advisories before you swim.
Whether Grovers Mill Pond is safe to swim in today is a call for the New Jersey Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Grovers Mill Pond
These are the measurements NJDEP publishes for Grovers Mill 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 Grovers Mill Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
31 acres
Shoreline
1.6 mi
No bathymetric survey has been published for Grovers Mill Pond, so its depth is not documented here.
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Fishing Grovers Mill Pond
EPA Impairment Status
Grovers Mill 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, Fish consumption, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NJ02030105100130-01 · Official waterbody report
Nearby Lakes in Mercer County
Frequently asked questions about Grovers Mill Pond
Where is Grovers Mill Pond?
- Grovers Mill Pond is a lake in Mercer County, New Jersey. Its water-quality measurements are published by NJDEP and shown on this page as reported.
What is the water quality of Grovers Mill Pond?
- Grovers Mill Pond in Mercer County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Surface area: 31 acres.
Is Grovers Mill Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Grovers Mill Pond is listed impaired under Clean Water Act §303(d) (IR 5) for impaired biota (cause unknown), mercury, metals (other than mercury), nutrients (phosphorus, nitrogen), oxygen depletion (low DO), pathogens (E. coli, fecal). Check local advisories before you swim.
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Where this data comes from
Measurements for Grovers Mill 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