Hartford Water Pollution Control Facility
Hartford, WI · Washington County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 2 MGD
- NPDES permit
- WI0020192
- Expired
- Permit expires
- September 2023
- Population served
- 14,423
- CWNS 2022
Hartford Water Pollution Control Facility is a publicly owned wastewater treatment works in Hartford, Washington County, Wisconsin, serving about 14,423 residents. Treatment on site includes carrousels / oxidation ditches, biogas balloons. It discharges under NPDES permit WI0020192 (expired), which expires in September 2023, with 8 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
- 8
- Effluent violations
- 8
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hartford Water Pollution Control Facility.
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Nearby wastewater treatment plants in Wisconsin
Slinger · 6 mi away
0.77 MGD
Allenton · 7 mi away
0.08 MGD
Iron Ridge · 8 mi away
0.15 MGD
Hustisford · 10 mi away
0.14 MGD
Ashippun · 10 mi away
0.09 MGD
Lebanon · 12 mi away
0.05 MGD
Theresa · 13 mi away
0.12 MGD
Jackson · 13 mi away
0.95 MGD
Hartford Water Pollution Control 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 April 13, 2025.