Trenton City DPW Sewer Auth
Trenton, NJ · Mercer County · Publicly Owned Treatment Works
- Average flow
- 9.42 MGD
- Design flow
- 20 MGD
- NPDES permit
- NJ0020923
- Administratively continued
- Permit expires
- March 2026
- Population served
- 82,957
- CWNS 2022
Trenton City DPW Sewer Auth is a publicly owned wastewater treatment works in Trenton, Mercer County, New Jersey treating an average of 9.42 million gallons per day against a permitted design capacity of 20 MGD, serving about 82,957 residents. It discharges under NPDES permit NJ0020923 (administratively continued), which expires in March 2026, with 127 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
- 127
- Effluent violations
- 72
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Trenton City DPW Sewer Auth, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Trenton City DPW Sewer Auth, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New Jersey
Fieldsboro · 4 mi away
0.03 MGD
Lawrenceville · 4 mi away
5.5 MGD
Chesterfield · 5 mi away
0.6 MGD
Allentown · 8 mi away
0.13 MGD
Jobstown · 11 mi away
0.0026 MGD
East Windsor · 12 mi away
2.38 MGD
Hopewell Twp · 12 mi away
0.06 MGD
Beverly · 12 mi away
0.44 MGD
Trenton City DPW Sewer Auth: 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 5, 2025.