Yankee Lake
Sullivan County, New York407 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- 23 ft max depth
Yankee Lake in Sullivan County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 23 ft. Surface area: 407 acres.
Yankee Lake is a 407-acre lake in Sullivan County, New York with a maximum depth of 23 feet (6-foot average).
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 Yankee 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 Yankee Lake
These are the measurements NY DEC publishes for Yankee 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 Yankee Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
23 ft
Average depth
5.9 ft
Surface area
407 acres
Shoreline
5.4 mi
Stays via Stay22
Stays near Yankee Lake
Compare lakeside cabins, hotels, and vacation rentals near Yankee Lake in Sullivan County, New York — 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 Yankee Lake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at New York’s top lakes →
Follow Yankee Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Yankee Lake
Nearby Lakes in Sullivan County
Frequently asked questions about Yankee Lake
Where is Yankee Lake?
- Yankee 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 Yankee Lake?
- Yankee Lake in Sullivan County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 23 ft. Surface area: 407 acres.
Is Yankee Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Yankee Lake?
- Yankee Lake has a maximum depth of 23 feet and an average depth of 5.9 feet. The lake covers 407 acres.
Explore Yankee Lake across LakeQuality
More lakes in New York
Other Lakes in New York
Where this data comes from
Measurements for Yankee Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.