Prospect Lake
Berkshire County, Massachusetts59 acresView mapDirections
No nutrient or algae sampling on record from MassDEP for this lake.
- Impaired · Algal growth
- 14 ft max depth
Prospect Lake in Berkshire County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Maximum depth: 13.5 ft. Surface area: 59 acres.
Prospect Lake is a 59-acre lake in Berkshire County, Massachusetts with a maximum depth of 14 feet.
Source: EPA Water Quality Portal sampling records, MassDEP. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Prospect Lake is listed impaired under Clean Water Act §303(d) (IR 4C) for algal growth, nuisance exotic species. Check local advisories before you swim.
Whether Prospect Lake is safe to swim in today is a call for the Massachusetts Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Prospect Lake
These are the measurements MassDEP publishes for Prospect 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 Prospect Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
13.5 ft
Surface area
59 acres
Shoreline
1.6 mi
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Fishing Prospect Lake
EPA Impairment Status
Prospect Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4C).
Causes of impairment
Designated uses not supporting: Aquatic life.
Source: EPA ATTAINS assessment unit MA21084 · Official waterbody report
Nearby Lakes in Berkshire County
Frequently asked questions about Prospect Lake
Where is Prospect Lake?
- Prospect Lake is a lake in Berkshire County, Massachusetts. Its water-quality measurements are published by MassDEP and shown on this page as reported.
What is the water quality of Prospect Lake?
- Prospect Lake in Berkshire County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Maximum depth: 13.5 ft. Surface area: 59 acres.
Is Prospect Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Prospect Lake is listed impaired under Clean Water Act §303(d) (IR 4C) for algal growth, nuisance exotic species. Check local advisories before you swim.
How deep is Prospect Lake?
- Prospect Lake has a maximum depth of 13.5 feet. The lake covers 59 acres.
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Where this data comes from
Measurements for Prospect 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