Oneida WWTF
Oneida, WI · Brown County · Publicly Owned Treatment Works
- Average flow
- 0.13 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- WI0071323
- Effective
- Permit expires
- April 2028
- Population served
- —
- CWNS 2022
Oneida WWTF is a publicly owned wastewater treatment works in Oneida, Brown County, Wisconsin treating an average of 0.13 million gallons per day against a permitted design capacity of 0.3 MGD. It discharges under NPDES permit WI0071323 (effective), which expires in April 2028, with 12 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
- 12
- Effluent violations
- 12
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Oneida WWTF, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Oneida WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Wisconsin
Seymour · 7 mi away
—
Kaukauna · 9 mi away
0.28 MGD
Green Bay · 10 mi away
27.53 MGD
Wrightstown · 12 mi away
—
Black Creek · 13 mi away
0.34 MGD
Greenleaf · 14 mi away
0.09 MGD
Nichols · 14 mi away
0.01 MGD
Kaukauna · 16 mi away
2.21 MGD
Oneida WWTF: 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 26, 2025.