Avoca Wastewater Treatment Facility
Avoca, WI · Iowa County · Publicly Owned Treatment Works
- Average flow
- 0.03 MGD
- Design flow
- —
- NPDES permit
- WI0060151
- Expired
- Permit expires
- June 2024
- Population served
- 666
- CWNS 2022
Avoca Wastewater Treatment Facility is a publicly owned wastewater treatment works in Avoca, Iowa County, Wisconsin treating an average of 0.03 million gallons per day, serving about 666 residents. It discharges under NPDES permit WI0060151 (expired), which expires in June 2024, with 7 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
- 7
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Avoca Wastewater Treatment Facility.
No verified contacts on file yet
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Nearby wastewater treatment plants in Wisconsin
Highland · 9 mi away
0.06 MGD
Blue River · 10 mi away
0.01 MGD
Montfort · 15 mi away
0.04 MGD
Spring Green · 15 mi away
0.14 MGD
Linden · 20 mi away
0.03 MGD
Dodgeville · 20 mi away
0.72 MGD
Livingston · 21 mi away
0.04 MGD
Fennimore · 21 mi away
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Avoca 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 March 11, 2025.