Silver Lake
Wyoming County, WisconsinLimited DataMesotrophic
Silver Lake is a 761-acre mesotrophic lake in Wyoming County, NY. Water quality is graded C based on 1 sampling years through 2020. Compared to the 1 other monitored lakes in Wyoming County, Silver Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-09-27. Grade methodology: LakeGrade methodology.
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 |
Location
County Ranking
Ranked #1 of 2 lakes in Wyoming County
Nearby Lakes in Wyoming County
More Wisconsin Lake Rankings
Other Grade C Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
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
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Grading methodology based on Metropolitan Council standards
Most recent sample: 2020-09-27
Monitoring stations: 1