Cedar Lake
Morris County, New Jersey93 acresView mapDirections
No nutrient or algae sampling on record from NJDEP for this lake.
- Impaired · Mercury
- 14 ft max depth
Cedar Lake in Morris County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Maximum depth: 13.5 ft. Surface area: 93 acres.
Cedar Lake is a 93-acre lake in Morris County, New Jersey with a maximum depth of 14 feet.
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. Cedar Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, metals (other than mercury), pathogens (E. coli, fecal), toxic organics. Check local advisories before you swim.
Whether Cedar 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 Cedar Lake
These are the measurements NJDEP publishes for Cedar 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 Cedar Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
13.5 ft
Surface area
93 acres
Shoreline
2.3 mi
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Fishing Cedar Lake
EPA Impairment Status
Cedar 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, Fish consumption, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NJ02030103030140-01 · Official waterbody report
Nearby Lakes in Morris County
Frequently asked questions about Cedar Lake
Where is Cedar Lake?
- Cedar Lake is a lake in Morris County, New Jersey. Its water-quality measurements are published by NJDEP and shown on this page as reported.
What is the water quality of Cedar Lake?
- Cedar Lake in Morris County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Maximum depth: 13.5 ft. Surface area: 93 acres.
Is Cedar Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Cedar Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, metals (other than mercury), pathogens (E. coli, fecal), toxic organics. Check local advisories before you swim.
How deep is Cedar Lake?
- Cedar Lake has a maximum depth of 13.5 feet. The lake covers 93 acres.
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Where this data comes from
Measurements for Cedar 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