Mastens Lake
Sullivan County, New York106 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
Mastens Lake in Sullivan County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 106 acres.
Mastens Lake is a 106-acre lake in Sullivan County, New York.
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Mastens Lake is safe to swim in today is a call for the New York Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Mastens Lake
These are the measurements NY DEC publishes for Mastens 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 Mastens Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
106 acres
Shoreline
2.3 mi
No bathymetric survey has been published for Mastens Lake, so its depth is not documented here.
Stays via Stay22
Stays near Mastens Lake
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Frequently asked questions about Mastens Lake
Where is Mastens Lake?
- Mastens Lake is a lake in Sullivan County, New York. Its water-quality measurements are published by NY DEC and shown on this page as reported.
What is the water quality of Mastens Lake?
- Mastens Lake in Sullivan County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 106 acres.
Is Mastens Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Mastens Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.