NYC-DEP Wards Island WPCP
Manhattan, NY 10035 · New York County · Publicly Owned Treatment Works
- Average flow
- 182.4 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 182.4 million gallons per day against a permitted design capacity of 275 MGD, serving about 1,102,853 residents. It discharges under NPDES permit NY0026131 (effective), which expires in June 2027, with 26 recorded violations in the last three years. EPA has recorded 5 formal enforcement actions naming the plant, the latest in July 2000.
Treatment technology
2 treatment structures and unit processes identified at NYC-DEP Wards Island WPCP.
Available with a free Klarifi account
See the full treatment train at NYC-DEP Wards Island WPCP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 26
- Effluent violations
- 26
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for NYC-DEP Wards Island WPCP in EPA's ICIS system.
- Formal actions
- 5
- 0 since FY2020
- Penalties assessed
- $145,500
- all cases
- EPA inspections
- 0
- none on record
Latest case · Jul 2000
WARDS ISLAND WATER POLLUTION CONTROL PLANT - NYCDEP
Administrative order · CWA, Effluent Limitations - NPDES Toxic & Pretreatment Effluent Standards · Unilateral Administrative Order Without Adjudication
Source: EPA ECHO, civil enforcement case 02-2000-3086.
Full case history with a free Klarifi account
Every action against NYC-DEP Wards Island WPCP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
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
95.2 MGD
Bronx · 2 mi away
123.8 MGD
New York · 3 mi away
107.6 MGD
Brooklyn · 4 mi away
187.2 MGD
Queens · 4 mi away
57.8 MGD
Brooklyn · 7 mi away
27.5 MGD
Yonkers · 9 mi away
65.64 MGD
Great Neck · 9 mi away
0.96 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 October 26, 2026; facility record last updated April 24, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms