Haverstraw Joint Regional STP
Ecology Ln, West Haverstraw, NY 10993 · Rockland County · Publicly Owned Treatment Works
- Average flow
- 4.22 MGD
- Design flow
- 8 MGD
- NPDES permit
- NY0028533
- Administratively continued
- Permit expires
- January 2017
- Population served
- 37,724
- CWNS 2022
Haverstraw Joint Regional STP is a publicly owned wastewater treatment works in West Haverstraw, Rockland County, New York treating an average of 4.22 million gallons per day against a permitted design capacity of 8 MGD, serving about 37,724 residents. It discharges under NPDES permit NY0028533 (administratively continued), which expires in January 2017, with 0 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in April 2005.
Treatment technology
One treatment structure or unit process identified at Haverstraw Joint Regional STP.
Available with a free Klarifi account
See the full treatment train at Haverstraw Joint Regional STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Haverstraw Joint Regional STP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $1,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Apr 2005
Haverstraw Joint Regional Sewerage Board
Administrative order · CWA, Sewage Sludge Disposal · Unilateral Administrative Order Without Adjudication · Compliance actions $1,000
EPA's description of the case:
“Haverstraw Joint Regional Sewerage Board did not submit thier twelfth annual sludge report by February 19, 2005.”
Source: EPA ECHO, civil enforcement case 02-2005-3202.
Full case history with a free Klarifi account
Every action against Haverstraw Joint Regional STP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Haverstraw Joint Regional STP.
No verified contacts on file yet
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Nearby wastewater treatment plants in New York
Stony Point · 1 mi away
0.98 MGD
Buchanan · 4 mi away
0.31 MGD
Peekskill · 6 mi away
6.29 MGD
Ossining · 7 mi away
4.2 MGD
Fort Montgomery · 8 mi away
0.09 MGD
Highland Falls · 11 mi away
0.92 MGD
Harriman · 11 mi away
5.6 MGD
Tuxedo Park · 11 mi away
0.21 MGD
Haverstraw Joint Regional 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 July 2, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms