Hortonville Wastewater Treatment Facility
521 W Cedar St, Hortonville, WI 54944 · Outagamie County · Publicly Owned Treatment Works
- Average flow
- 0.31 MGD
- Design flow
- 0.49 MGD
- NPDES permit
- WI0022896
- Expired
- Permit expires
- June 2020
- Population served
- 2,825
- CWNS 2022
Hortonville Wastewater Treatment Facility is a publicly owned wastewater treatment works in Hortonville, Outagamie County, Wisconsin treating an average of 0.31 million gallons per day against a permitted design capacity of 0.49 MGD, serving about 2,825 residents. It discharges under NPDES permit WI0022896 (expired), which expires in June 2020, with 2 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Hortonville Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Hortonville Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hortonville Wastewater Treatment Facility.
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Nearby wastewater treatment plants in Wisconsin
Dale · 5 mi away
0.03 MGD
New London · 6 mi away
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Shiocton · 8 mi away
0.07 MGD
Winchester · 10 mi away
0.13 MGD
Neenah · 12 mi away
6.52 MGD
Fremont · 12 mi away
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Menasha · 13 mi away
12.33 MGD
Black Creek · 14 mi away
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Hortonville 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 November 28, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms