Hartford Water Pollution Control Facility
1600 Liberty Ave, Hartford, WI 53027 · Washington County · Publicly Owned Treatment Works
- Average flow
- 5.48 MGD
- 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 treating an average of 5.48 million gallons per day against a permitted design capacity of 2 MGD, serving about 14,423 residents. It discharges under NPDES permit WI0020192 (expired), which expires in September 2023, with 7 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Hartford Water Pollution Control Facility.
Available with a free Klarifi account
See the full treatment train at Hartford Water Pollution Control 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 Hartford Water Pollution Control Facility.
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Nearby wastewater treatment plants in Wisconsin
Slinger · 6 mi away
0.76 MGD
Allenton · 7 mi away
0.1 MGD
Iron Ridge · 8 mi away
0.12 MGD
Hustisford · 10 mi away
0.17 MGD
Ashippun · 10 mi away
0.15 MGD
Lebanon · 12 mi away
0.03 MGD
Theresa · 13 mi away
0.17 MGD
Jackson · 13 mi away
1.22 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 October 26, 2026; facility record last updated April 13, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms