Millstone Road, East Windsor, NJ 08520 · Mercer County · Publicly Owned Treatment Works
East Windsor Water Pollution Control Plant is a publicly owned wastewater treatment works in East Windsor, Mercer County, New Jersey treating an average of 2.53 million gallons per day, serving about 27,181 residents. It discharges under NPDES permit NJ0023787 (effective), which expires in March 2027, with 86 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in March 1997.
2 treatment structures and unit processes identified at East Windsor Water Pollution Control Plant.
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See the full treatment train at East Windsor Water Pollution Control Plant: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for East Windsor Water Pollution Control Plant in EPA's ICIS system.
Latest case · Mar 1997
EAST WINDSOR MUA
Administrative order · CWA, Sewage Sludge Disposal · Unilateral Administrative Order Without Adjudication
Source: EPA ECHO, civil enforcement case 02-1997-0108.
Full case history with a free Klarifi account
Every action against East Windsor Water Pollution Control Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
3 verified contacts for East Windsor Water Pollution Control Plant, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at East Windsor Water Pollution Control Plant, plus the full compliance history and discharge data.
Hightstown · 2 mi away
0.28 MGD
Millstone Township · 7 mi away
0.11 MGD
Montgomery · 8 mi away
0.43 MGD
Allentown · 8 mi away
0.14 MGD
Lawrenceville · 9 mi away
7.31 MGD
Skillman · 10 mi away
0.16 MGD
Skillman · 11 mi away
0.13 MGD
Manalapan · 11 mi away
5.82 MGD
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 April 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms