Warren City WWTP
Warren, PA · Warren County · Publicly Owned Treatment Works
- Average flow
- 0.99 MGD
- Design flow
- 6.5 MGD
- NPDES permit
- PA0027120
- Expired
- Permit expires
- October 2022
- Population served
- 10,484
- CWNS 2022
Warren City WWTP is a publicly owned wastewater treatment works in Warren, Warren County, Pennsylvania treating an average of 0.99 million gallons per day against a permitted design capacity of 6.5 MGD, serving about 10,484 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit PA0027120 (expired), which expires in October 2022, with 4 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
- 4
- Effluent violations
- 3
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 City WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Warren City WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Warren · 3 mi away
0.08 MGD
Youngsville · 8 mi away
0.12 MGD
Russell · 10 mi away
0.003 MGD
Sheffield · 12 mi away
0.15 MGD
Sugar Grove · 13 mi away
0.05 MGD
Ludlow · 13 mi away
0.03 MGD
Tidioute · 17 mi away
0.02 MGD
Kane · 21 mi away
0.29 MGD
Warren City 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 May 24, 2025.