Washingtonville (v) WWTP
Washingtonville, NY · Orange County · Publicly Owned Treatment Works
- Average flow
- 0.39 MGD
- Design flow
- 0.7 MGD
- NPDES permit
- NY0023671
- Effective
- Permit expires
- January 2031
- Population served
- 5,774
- CWNS 2022
Washingtonville (v) WWTP is a publicly owned wastewater treatment works in Washingtonville, Orange County, New York treating an average of 0.39 million gallons per day against a permitted design capacity of 0.7 MGD, serving about 5,774 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit NY0023671 (effective), which expires in January 2031, with 23 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
- 23
- Effluent violations
- 21
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Washingtonville (v) WWTP.
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Nearby wastewater treatment plants in New York
Washingtonville · 3 mi away
0.0054 MGD
Cornwall · 5 mi away
0.04 MGD
Highland Mills · 6 mi away
0.02 MGD
Maybrook · 6 mi away
0.19 MGD
Blooming Grove · 6 mi away
0.05 MGD
Monroe · 6 mi away
0.8 MGD
Newburgh · 7 mi away
3 MGD
Cornwall · 7 mi away
0.57 MGD
Washingtonville (v) WWTP: 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 February 26, 2025.