Nycdep - Oakwood Beach WPCP
Emmet Avenue & Mill Road, Staten Island, NY 10306 · Richmond County · Publicly Owned Treatment Works
- Average flow
- 26.56 MGD
- Design flow
- 39.9 MGD
- NPDES permit
- NY0026174
- Effective
- Permit expires
- June 2027
- Population served
- 254,445
- CWNS 2022
Nycdep - Oakwood Beach WPCP is a publicly owned wastewater treatment works in Staten Island, Richmond County, New York treating an average of 26.56 million gallons per day against a permitted design capacity of 39.9 MGD, serving about 254,445 residents. It discharges under NPDES permit NY0026174 (effective), which expires in June 2027, with 6 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Nycdep - Oakwood Beach WPCP.
Available with a free Klarifi account
See the full treatment train at Nycdep - Oakwood Beach WPCP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 6
- Effluent violations
- 6
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Nycdep - Oakwood Beach WPCP, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Nycdep - Oakwood Beach WPCP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Staten Island · 6 mi away
23 MGD
Brooklyn · 8 mi away
88 MGD
Brooklyn · 10 mi away
80.1 MGD
Brooklyn · 13 mi away
27.5 MGD
Brooklyn · 14 mi away
39.7 MGD
Rockaway Park · 15 mi away
18.8 MGD
Brooklyn · 15 mi away
187.2 MGD
Jamaica · 18 mi away
74.6 MGD
Nycdep - Oakwood Beach 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 May 22, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms