Clinton Wastewater Treatment Facility
Clinton, WI · Rock County · Publicly Owned Treatment Works
- Average flow
- 0.17 MGD
- Design flow
- 0.31 MGD
- NPDES permit
- WI0022039
- Expired
- Permit expires
- June 2025
- Population served
- 2,404
- CWNS 2022
Clinton Wastewater Treatment Facility is a publicly owned wastewater treatment works in Clinton, Rock County, Wisconsin treating an average of 0.17 million gallons per day against a permitted design capacity of 0.31 MGD, serving about 2,404 residents. It discharges under NPDES permit WI0022039 (expired), which expires in June 2025, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
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 Clinton Wastewater Treatment Facility.
No verified contacts on file yet
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Nearby wastewater treatment plants in Wisconsin
Beloit · 7 mi away
3.79 MGD
Sharon · 7 mi away
0.12 MGD
Beloit · 9 mi away
0.55 MGD
Fontana · 11 mi away
0.9 MGD
Janesville · 11 mi away
9.98 MGD
Delavan · 12 mi away
—
Hanover · 15 mi away
0.0016 MGD
Milton · 16 mi away
0.34 MGD
Clinton Wastewater Treatment Facility: 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 November 28, 2025.