Wittenberg Wastewater Treatment Facility
1000 Mohawk Rd., Wittenberg, WI 54499 · Shawano County · Publicly Owned Treatment Works
- Average flow
- 0.23 MGD
- Design flow
- 0.25 MGD
- NPDES permit
- WI0028444
- Expired
- Permit expires
- June 2023
- Population served
- 1,115
- CWNS 2022
Wittenberg Wastewater Treatment Facility is a publicly owned wastewater treatment works in Wittenberg, Shawano County, Wisconsin treating an average of 0.23 million gallons per day against a permitted design capacity of 0.25 MGD, serving about 1,115 residents. It discharges under NPDES permit WI0028444 (expired), which expires in June 2023, with 7 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Wittenberg Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Wittenberg Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
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 Wittenberg Wastewater Treatment Facility.
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Nearby wastewater treatment plants in Wisconsin
Birnamwood · 8 mi away
0.1 MGD
Bowler · 9 mi away
0.02 MGD
Bowler · 13 mi away
0.04 MGD
Caroline · 15 mi away
0.03 MGD
Marion · 17 mi away
0.28 MGD
Gresham · 19 mi away
0.07 MGD
Keshena · 20 mi away
0.16 MGD
Antigo · 20 mi away
1.34 MGD
Wittenberg 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 October 26, 2026; facility record last updated April 13, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms