Lyon Lake
Ulster County, New York41 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
Lyon Lake in Ulster County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 41 acres.
Lyon Lake is a 41-acre lake in Ulster 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 Lyon 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 Lyon Lake
These are the measurements NY DEC publishes for Lyon 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 Lyon Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
41 acres
Shoreline
2 mi
No bathymetric survey has been published for Lyon Lake, so its depth is not documented here.
Stays via Stay22
Stays near Lyon Lake
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Frequently asked questions about Lyon Lake
Where is Lyon Lake?
- Lyon Lake is a lake in Ulster 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 Lyon Lake?
- Lyon Lake in Ulster County, New York has water-quality measurements published by NY DEC, shown here as reported. Surface area: 41 acres.
Is Lyon 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 Lyon Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.