Silver Lake is a 761-acre mesotrophic lake in Wyoming County, New York. Water quality is graded C based on 1 sampling years through 2020. The lake supports 1 documented fish species including Walleye. Compared to the 1 other monitored lakes in Wyoming County, Silver Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, New York DNR, last sampled 2020-09-27. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 8.5 ft. Trophic State Index: 46.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 8.5 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 761 acres |
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Silver Lake
Location
County Ranking
Ranked #1 of 2 lakes in Wyoming County
Nearby Lakes in Wyoming County
Explore Silver Lake across LakeGrade
Fish species and top-graded lakes across New York
Species activity outlook by water temperature and season
Where to stay at New York's top lakes, each with its grade
Moderate nutrients, good water quality
New York's cleanest and most-polluted lakes, ranked
More New York Lake Rankings
Other Grade C Lakes in New York
Mesotrophic Lakes in New York
More records, surveys & data sources
Reservoir Info (USACE NID)
Silver Lake is a man-made reservoir impounded by the Silver Lake Dam (completed 1982), built primarily for recreation on the SILVER LAKE OUTLET; other-type dam, 15 ft tall and 120 ft long.
- Surface area
- 761 ac
- Normal storage
- 2,830 ac-ft
- Max storage
- 3,345 ac-ft
- Drainage area
- 15.8 sq mi
- Hazard class
- Significant
- Owner
- VILLAGE OF PERRY
All listed purposes: Recreation;Water Supply.
Source: USACE National Inventory of Dams, NID ID NY00869 · Operator website
EPA Impairment Status
Silver Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NY0403-0002 · Official waterbody report
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
5 EPA-permitted facilities operate within about 5 miles of Silver Lake under Clean Water Act (NPDES) discharge permits. 3 facilities have a reported Clean Water Act violation in the past three years.
- Perry (V) WwtpPerry · 3.1 mi away · NPDES NY0022985Recent violation
- Morton Salt, IncSilver Springs · 3.5 mi away · NPDES NY0000418Recent violation
- Castile (V) WwtpCastile · 4.8 mi away · NPDES NY0269336Recent violation
- Warsaw Water Trt PlantWarsaw · 4.5 mi away · NPDES NY0025607
- Wyomig County Highway GarageRock Glen · 4.5 mi away · NPDES NY0275808
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.
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2020-09-27
Monitoring stations: 1