NYC-DEP Wards Island WPCP
Manhattan, NY · New York County · Publicly Owned Treatment Works
- Average flow
- 174 MGD
- Design flow
- 275 MGD
- NPDES permit
- NY0026131
- Effective
- Permit expires
- June 2027
- Population served
- 1,102,853
- CWNS 2022
NYC-DEP Wards Island WPCP is a publicly owned wastewater treatment works in Manhattan, New York County, New York treating an average of 174 million gallons per day against a permitted design capacity of 275 MGD, serving about 1,102,853 residents. Treatment on site includes clarifiers, biogas silos. It discharges under NPDES permit NY0026131 (effective), which expires in June 2027, with 25 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
- 25
- Effluent violations
- 25
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
28 verified contacts for NYC-DEP Wards Island WPCP, with validated emails and direct phone numbers.
Unlock 28 verified contacts (25 more than shown)
Names, validated emails and direct phone numbers for decision-makers at NYC-DEP Wards Island WPCP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Astoria · 2 mi away
94 MGD
Bronx · 2 mi away
109 MGD
New York · 3 mi away
110 MGD
Brooklyn · 4 mi away
188 MGD
Queens · 4 mi away
57 MGD
Brooklyn · 7 mi away
28 MGD
Yonkers · 9 mi away
55 MGD
Great Neck · 9 mi away
0.92 MGD
NYC-DEP Wards Island WPCP: 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 24, 2025.