Silver Lake Sanitary District
Wautoma, WI · Waushara County · Publicly Owned Treatment Works
- Average flow
- 0.36 MGD
- Design flow
- —
- NPDES permit
- WI0061301
- Expired
- Permit expires
- March 2023
- Population served
- 4,049
- CWNS 2022
Silver Lake Sanitary District is a publicly owned wastewater treatment plant in Wautoma, Waushara County, Wisconsin treating an average of 0.36 million gallons per day, serving about 4,049 residents. Treatment on site includes carrousels / oxidation ditches, biogas balloons. It discharges under NPDES permit WI0061301 (expired), which expires in March 2023, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Silver Lake Sanitary District.
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Neshkoro · 6 mi away
0.05 MGD
Redgranite · 7 mi away
0.14 MGD
Princeton · 13 mi away
0.11 MGD
Poysippi · 14 mi away
0.02 MGD
Berlin · 15 mi away
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Westfield · 16 mi away
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Princeton · 17 mi away
0.69 MGD
Green Lake · 20 mi away
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Silver Lake Sanitary District: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated August 3, 2026.