Garrison Lake
Gloucester County, New Jersey40 acresView mapDirections
No nutrient or algae sampling on record from NJDEP for this lake.
- Impaired · Metals (other than mercury)
- 4 ft max depth
Garrison Lake in Gloucester County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Maximum depth: 3.6 ft. Surface area: 40 acres.
Garrison Lake is a 40-acre lake in Gloucester County, New Jersey with a maximum depth of 4 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Garrison Lake is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury), nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Whether Garrison Lake 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 Garrison Lake
These are the measurements NJDEP publishes for Garrison 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 Garrison Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
3.6 ft
Surface area
40 acres
Shoreline
1.4 mi
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Fishing Garrison Lake
EPA Impairment Status
Garrison Lake 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 NJ02040206120040-01 · Official waterbody report
Nearby Lakes in Gloucester County
Frequently asked questions about Garrison Lake
Where is Garrison Lake?
- Garrison Lake is a lake in Gloucester County, New Jersey. Its water-quality measurements are published by NJDEP and shown on this page as reported.
What is the water quality of Garrison Lake?
- Garrison Lake in Gloucester County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Maximum depth: 3.6 ft. Surface area: 40 acres.
Is Garrison Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Garrison Lake is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury), nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Garrison Lake?
- Garrison Lake has a maximum depth of 3.6 feet. The lake covers 40 acres.
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Where this data comes from
Measurements for Garrison 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