Tallman Island Wastewater Treatment Plant
Queens, NY · Queens County · Publicly Owned Treatment Works
- Average flow
- 57 MGD
- Design flow
- 80 MGD
- NPDES permit
- NY0026239
- Effective
- Permit expires
- June 2027
- Population served
- 426,793
- CWNS 2022
Tallman Island Wastewater Treatment Plant is a publicly owned wastewater treatment works in Queens, Queens County, New York treating an average of 57 million gallons per day against a permitted design capacity of 80 MGD, serving about 426,793 residents. Treatment on site includes clarifiers, biogas balloons. It discharges under NPDES permit NY0026239 (effective), which expires in June 2027, with 2 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
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Tallman Island Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Tallman Island Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Bronx · 2 mi away
109 MGD
Astoria · 3 mi away
94 MGD
Manhattan · 4 mi away
174 MGD
Great Neck · 5 mi away
0.92 MGD
New York · 6 mi away
110 MGD
Great Neck · 7 mi away
2.5 MGD
Brooklyn · 7 mi away
188 MGD
New Rochelle · 9 mi away
9 MGD
Tallman Island Wastewater Treatment Plant: 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.