Roxbury Twp MUA Ajax WTP
1 Ajax Ter, Succasunna, NJ 07876 · Morris County · Publicly Owned Treatment Works
- Average flow
- 1.35 MGD
- Design flow
- —
- NPDES permit
- NJ0022675
- Administratively continued
- Permit expires
- March 2025
- Population served
- 22,773
- CWNS 2022
Roxbury Twp MUA Ajax WTP is a publicly owned wastewater treatment plant in Succasunna, Morris County, New Jersey treating an average of 1.35 million gallons per day, serving about 22,773 residents. It discharges under NPDES permit NJ0022675 (administratively continued), which expires in March 2025, with 27 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in March 2006.
Treatment technology
One treatment structure or unit process identified at Roxbury Twp MUA Ajax WTP.
Available with a free Klarifi account
See the full treatment train at Roxbury Twp MUA Ajax WTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 27
- Effluent violations
- 12
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 Roxbury Twp MUA Ajax WTP 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 · Mar 2006
Township of Roxbury STP
Administrative order · CWA, Sewage Sludge Disposal · Unilateral Administrative Order Without Adjudication · Compliance actions $1,000
EPA's description of the case:
“Township of Roxbury STP did not submit their thirtheenth annual sludge report by February 19, 2006.”
Source: EPA ECHO, civil enforcement case 02-2006-3053.
Full case history with a free Klarifi account
Every action against Roxbury Twp MUA Ajax WTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Roxbury Twp MUA Ajax WTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in New Jersey
Flanders · 4 mi away
—
Budd Lake · 6 mi away
2.3 MGD
Long Valley · 7 mi away
0.34 MGD
Greystone Park · 8 mi away
0.23 MGD
Long Valley · 8 mi away
0.13 MGD
Jefferson · 9 mi away
0.001 MGD
Bernardsville · 10 mi away
0.48 MGD
Morristown · 10 mi away
3.04 MGD
Roxbury Twp MUA Ajax WTP: 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 March 15, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms