Anawanda Lake
Sullivan County, New York9 acresView mapDirections
NY DEC publishes the water-quality measurements for Anawanda Lake. Here is what has been measured.
- 27 ft max depth
- Limited data
Anawanda Lake in Sullivan County, New York has water-quality measurements published by NY DEC, shown here as reported. Water clarity: 18.4 ft visibility. Surface area: 9 acres.
Anawanda Lake is a 9-acre lake in Sullivan County, New York with an estimated average depth of about 27 feet.
Source: EPA Water Quality Portal sampling records, NYSDEC, last sampled 2020-09-28. Methodology: how these readings are compared.
Anawanda Lake covers about 9 acres in Sullivan County. For a place on the water, look through cabin and lake-house rentals near Anawanda Lake on Vrbo. For a hotel or motel room, Booking.com and Expedia both search around the lake.
What Anawanda Lake is good for
From access and monitoring records, not editorial picks.
- Clear water18.4 ft of visibility
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Anawanda 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 Anawanda Lake
These are the measurements NY DEC publishes for Anawanda Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 18.4 ft down. TSI 35.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 18.4ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 35 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Anawanda Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~27 ft est.
Surface area
9 acres
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. New York has not published bathymetry for Anawanda Lake.
Lake Size & Watershed
Watershed (drainage) area
0 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1 mi
HydroLAKES / HydroSHEDS
Elevation
1,818 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
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Stays near Anawanda Lake
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Top-rated places to stay near Anawanda Lake
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Fishing Anawanda Lake
Reservoir Info (USACE NID)
Anawanda Lake is a man-made reservoir impounded by the Petrillo Lake Dam (completed 1952), built primarily for recreation on the BUCK BROOK; earth-type dam, 17 ft tall and 480 ft long.
- Surface area
- 9 ac
- Normal storage
- 41 ac-ft
- Max storage
- 68 ac-ft
- Drainage area
- 0.36 sq mi
- Hazard class
- Low
- Owner
- BUCK BROOK ACRES, LLC
Source: USACE National Inventory of Dams, NID ID NY00641 · Operator website · Matched by proximity (0.9 km)
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Anawanda Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Tennanah Lake Twnhse & VillasRoscoe · 2.4 mi away · NPDES NY0145505Recent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Sullivan County
Frequently asked questions about Anawanda Lake
Where is Anawanda Lake?
- Anawanda 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 Anawanda Lake?
- Anawanda Lake in Sullivan County, New York has water-quality measurements published by NY DEC, shown here as reported. Water clarity: 18.4 ft visibility. Surface area: 9 acres.
Is Anawanda Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Anawanda Lake?
- No published bathymetric survey covers Anawanda Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 27 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 9 acres.
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Where this data comes from
8 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- North American Lake Management Society
NALMS8 samples · 2020
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)