Where is Picatinny Lake?

Picatinny Lake is a lake in Morris County, New Jersey. Its water-quality measurements are published by NJDEP and shown on this page as reported.

Picatinny Lake

Morris County, New Jersey109 acresView map Directions

No nutrient or algae sampling on record from NJDEP for this lake.

Area

109 acres

Surface area

Shoreline

2.9 mi

Measured length

Impaired · Metals (other than mercury)

See the measurements Directions Where to stay

Picatinny Lake in Morris County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Surface area: 109 acres.

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Picatinny Lake is a 109-acre lake in Morris County, New Jersey.

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

Swimming conditions

No reading

Bacteria advisory

Nutrient and algae readings are not a swimming clearance. Picatinny Lake is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury), pathogens (E. coli, fecal). Check local advisories before you swim.

Whether Picatinny 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.

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Water quality measurements for Picatinny Lake

These are the measurements NJDEP publishes for Picatinny 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 Picatinny Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

109 acres

Shoreline

2.9 mi

No bathymetric survey has been published for Picatinny Lake, so its depth is not documented here.

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Stays near Picatinny Lake

Compare lakeside cabins, hotels, and vacation rentals near Picatinny Lake in Morris County, New Jersey — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Picatinny Lake

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Fishing Picatinny Lake

→ Picatinny Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Picatinny Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Metals (other than mercury)Pathogens (E. coli, fecal)

Designated uses not supporting: Drinking water, Recreation.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit NJ02030103030060-01 · Official waterbody report

Nearby Lakes in Morris County

Mount Hope Lake2 miView →Longwood Lake2.2 miView →Lake Denmark2 miView →White Meadow Lake2.6 miView →Lake Shawnee2.7 miView →Oak Ridge Lake—View →

Frequently asked questions about Picatinny Lake

Where is Picatinny Lake?: Picatinny 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 Picatinny Lake?: Picatinny Lake in Morris County, New Jersey has water-quality measurements published by NJDEP, shown here as reported. Surface area: 109 acres.
Is Picatinny Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Picatinny Lake is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury), pathogens (E. coli, fecal). Check local advisories before you swim.