Ellsworth Wastewater Treatment
Ellsworth, WI · Pierce County · Publicly Owned Treatment Works
- Average flow
- 0.32 MGD
- Design flow
- 0.66 MGD
- NPDES permit
- WI0021253
- Expired
- Permit expires
- December 2021
- Population served
- 3,280
- CWNS 2022
Ellsworth Wastewater Treatment is a publicly owned wastewater treatment works in Ellsworth, Pierce County, Wisconsin treating an average of 0.32 million gallons per day against a permitted design capacity of 0.66 MGD, serving about 3,280 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches, biogas silos. It discharges under NPDES permit WI0021253 (expired), which expires in December 2021, with 93 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 93
- Effluent violations
- 47
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Ellsworth Wastewater Treatment, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Ellsworth Wastewater Treatment, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Wisconsin
River Falls · 13 mi away
1.53 MGD
Maiden Rock · 13 mi away
0.0078 MGD
Spring Valley · 13 mi away
0.08 MGD
Elmwood · 16 mi away
0.04 MGD
Prescott · 16 mi away
0.32 MGD
Roberts · 17 mi away
0.11 MGD
Durand City · 25 mi away
0.33 MGD
Pepin · 26 mi away
0.07 MGD
Ellsworth Wastewater Treatment: 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 20, 2025.