Sylvia Lake
St. Lawrence County, New York318 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- 130 ft max depth
Sylvia Lake in St. Lawrence County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 129.9 ft. Surface area: 318 acres.
Sylvia Lake is a 318-acre lake in St. Lawrence County, New York with a maximum depth of 130 feet.
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
What Sylvia Lake is good for
From access and monitoring records, not editorial picks.
- Deep water129.9 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Sylvia 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 Sylvia Lake
These are the measurements NY DEC publishes for Sylvia 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 Sylvia Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
129.9 ft
Surface area
318 acres
Shoreline
4.5 mi
Stays via Stay22
Stays near Sylvia Lake
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Top-rated places to stay near Sylvia Lake
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Fishing Sylvia Lake
Nearby Lakes in St. Lawrence County
Frequently asked questions about Sylvia Lake
Where is Sylvia Lake?
- Sylvia Lake is a lake in St. Lawrence 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 Sylvia Lake?
- Sylvia Lake in St. Lawrence County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 129.9 ft. Surface area: 318 acres.
Is Sylvia Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Sylvia Lake?
- Sylvia Lake has a maximum depth of 129.9 feet. The lake covers 318 acres.
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Where this data comes from
Measurements for Sylvia Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.