Pine Brook STP
Utility Road, Manalapan, NJ 07726 · Monmouth County · Publicly Owned Treatment Works
- Average flow
- 5.82 MGD
- Design flow
- 8.8 MGD
- NPDES permit
- NJ0023728
- Administratively continued
- Permit expires
- September 2026
- Population served
- 42,340
- CWNS 2022
Pine Brook STP is a publicly owned wastewater treatment works in Manalapan, Monmouth County, New Jersey treating an average of 5.82 million gallons per day against a permitted design capacity of 8.8 MGD, serving about 42,340 residents. It discharges under NPDES permit NJ0023728 (administratively continued), which expires in September 2026, with 0 recorded violations in the last three years. EPA has recorded 5 formal enforcement actions naming the plant, the latest in June 2018.
Treatment technology
3 treatment structures and unit processes identified at Pine Brook STP.
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See the full treatment train at Pine Brook 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 Pine Brook STP in EPA's ICIS system.
- Formal actions
- 5
- 0 since FY2020
- Penalties assessed
- $2,200
- all cases
- Compliance actions
- $5,500
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jun 2018
Western Monmouth Utilities Authority
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $1,500
EPA's description of the case:
“This AO has been developed based on the need to eliminate discharges of sanitary sewage to receiving water bodies. The AO has also been developed to enforce NJPDES permit requirements regarding…”
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Source: EPA ECHO, civil enforcement case 02-2018-3021.
Full case history with a free Klarifi account
Every action against Pine Brook STP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
2 verified contacts for Pine Brook STP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Pine Brook STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New Jersey
Hightstown · 10 mi away
0.28 MGD
Millstone Township · 10 mi away
0.11 MGD
Holmdel · 11 mi away
0.0028 MGD
East Windsor · 11 mi away
2.53 MGD
Sayreville · 12 mi away
87.51 MGD
Montgomery · 15 mi away
0.43 MGD
Allentown · 16 mi away
0.14 MGD
Belford · 16 mi away
13.96 MGD
Pine Brook 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 10, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms