Unity Wastewater Treatment Facility
Unity, WI · Marathon County · Publicly Owned Treatment Works
- Average flow
- 0.04 MGD
- Design flow
- 0.08 MGD
- NPDES permit
- WI0060526
- Expired
- Permit expires
- June 2025
- Population served
- 724
- CWNS 2022
Unity Wastewater Treatment Facility is a publicly owned wastewater treatment works in Unity, Marathon County, Wisconsin treating an average of 0.04 million gallons per day against a permitted design capacity of 0.08 MGD, serving about 724 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit WI0060526 (expired), which expires in June 2025, with 38 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 38
- Effluent violations
- 10
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Unity Wastewater Treatment Facility, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Unity Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Wisconsin
Colby · 3 mi away
0.14 MGD
Spencer · 7 mi away
0.18 MGD
Curtiss · 8 mi away
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Owen · 11 mi away
—
Owen · 11 mi away
0.28 MGD
Milan · 12 mi away
—
Stratford · 13 mi away
0.1 MGD
Stetsonville · 15 mi away
0.05 MGD
Unity 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 6, 2025.