Valley Dale STP
68 Forest Valley Rd, Pleasant Valley, NY 12569 · Dutchess County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- 0.04 MGD
- NPDES permit
- NY0077593
- Effective
- Permit expires
- November 2026
- Population served
- 416
- CWNS 2022
Valley Dale STP is a publicly owned wastewater treatment works in Pleasant Valley, Dutchess County, New York treating an average of 0.02 million gallons per day against a permitted design capacity of 0.04 MGD, serving about 416 residents. It discharges under NPDES permit NY0077593 (effective), which expires in November 2026, with 27 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Valley Dale STP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 27
- Effluent violations
- 27
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Valley Dale STP.
No verified contacts on file yet
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Nearby wastewater treatment plants in New York
Hyde Park · 4 mi away
0.08 MGD
Poughkeepsie · 5 mi away
0.02 MGD
Hyde Park · 6 mi away
0.01 MGD
Poughkeepsie · 6 mi away
7.39 MGD
Highland · 7 mi away
1.1 MGD
Millbrook · 7 mi away
0.14 MGD
Wappingers Falls · 8 mi away
0.08 MGD
Wappingers Falls · 9 mi away
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Valley Dale STP: 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 September 26, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms