Rahway Valley Sewerage Authority
Rahway, NJ · Union County · Publicly Owned Treatment Works
- Average flow
- 19.3 MGD
- Design flow
- —
- NPDES permit
- NJL024643
- Effective
- Permit expires
- December 2030
- Population served
- 162,793
- CWNS 2022
Rahway Valley Sewerage Authority is a publicly owned wastewater treatment works in Rahway, Union County, New Jersey treating an average of 19.3 million gallons per day, serving about 162,793 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit NJL024643 (effective), which expires in December 2030, with 77 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
- 77
- Effluent violations
- 9
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Rahway Valley Sewerage Authority, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Rahway Valley Sewerage Authority, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New Jersey
Elizabeth · 4 mi away
44.93 MGD
Sayreville · 8 mi away
77.42 MGD
New Providence · 11 mi away
—
Berkeley Heights · 11 mi away
1.15 MGD
Chatham · 12 mi away
0.71 MGD
Chatham · 12 mi away
1.91 MGD
Warren · 12 mi away
0.24 MGD
Stirling · 13 mi away
0.9 MGD
Rahway Valley Sewerage Authority: 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 July 1, 2025.