Warren WWTP
Warren, IN · Huntington County · Publicly Owned Treatment Works
- Average flow
- 0.29 MGD
- Design flow
- 0.6 MGD
- NPDES permit
- IN0024791
- Effective
- Permit expires
- May 2030
- Population served
- 1,182
- CWNS 2022
Warren WWTP is a publicly owned wastewater treatment works in Warren, Huntington County, Indiana treating an average of 0.29 million gallons per day against a permitted design capacity of 0.6 MGD, serving about 1,182 residents. It discharges under NPDES permit IN0024791 (effective), which expires in May 2030, with 24 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 24
- Effluent violations
- 17
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Warren WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Warren WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Indiana
Van Buren · 6 mi away
0.06 MGD
Mount Etna · 7 mi away
0.01 MGD
Markle · 11 mi away
0.09 MGD
Montpelier · 11 mi away
0.16 MGD
Uniondale · 14 mi away
0.0093 MGD
Huntington · 14 mi away
1.68 MGD
Bluffton · 14 mi away
1.14 MGD
Upland · 16 mi away
0.3 MGD
Warren WWTP: 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 28, 2025.