City Of Poughkeepsie Water Pollution Control Plant
Poughkeepsie, NY · Dutchess County · Publicly Owned Treatment Works
- Average flow
- 6.18 MGD
- Design flow
- 10 MGD
- NPDES permit
- NY0026255
- Effective
- Permit expires
- December 2028
- Population served
- 56,147
- CWNS 2022
City Of Poughkeepsie Water Pollution Control Plant is a publicly owned wastewater treatment works in Poughkeepsie, Dutchess County, New York treating an average of 6.18 million gallons per day against a permitted design capacity of 10 MGD, serving about 56,147 residents. Treatment on site includes clarifiers. It discharges under NPDES permit NY0026255 (effective), which expires in December 2028, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at City Of Poughkeepsie Water Pollution Control Plant.
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Nearby wastewater treatment plants in New York
Highland · 1 mi away
0.76 MGD
Hyde Park · 3 mi away
0.000000015 MGD
Hyde Park · 5 mi away
0.05 MGD
New Paltz · 6 mi away
0.0081 MGD
Pleasant Valley · 6 mi away
0.000000021 MGD
Poughkeepsie · 6 mi away
0.01 MGD
Wappingers Falls · 7 mi away
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Wappingers Falls · 8 mi away
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City Of Poughkeepsie Water Pollution Control 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 May 21, 2025.