Clean Water Act discharge permit · NPDES NJ0023493
SCHOOLEY'S MOUNTAIN WASTEWATER TREATMENT PLAN, Washington Twp, NJ: NPDES NJ0023493 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
SCHOOLEY'S MOUNTAIN WASTEWATER TREATMENT PLAN, held by WASHINGTON TWP MUA, holds NPDES permit NJ0023493. EPA’s file records it issued January 19, 2017 and expiring March 31, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | SCHOOLEY'S MOUNTAIN WASTEWATER TREATMENT PLAN |
|---|---|
| Permittee as filed | WASHINGTON TWP MUA |
| NPDES ID | NJ0023493 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 19, 2017 |
| Expiration date | March 31, 2022 |
| Address | Washington Twp, NJ 07853 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Headwaters South Branch Raritan River (HUC 020301050102) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 15Pollutants on file
- 15Under a numeric limit
- 15With a violation of any kind
- 3With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 21 | 43 | 28 | July 31, 2023 | 193% over the limit |
| BOD, 5-day, 20 deg. C | 21 | 16 | 2 | January 31, 2019 | 11% over the limit |
| Nitrogen, ammonia total [as N] | 24 | 9 | 1 | September 30, 2022 | 10% over the limit |
| Temperature, water deg. centigrade | 18 | 12 | 0 | ||
| Nitrogen, nitrate total [as N] | 12 | 12 | 0 | ||
| pH | 12 | 8 | 0 | ||
| Phosphorus, total [as P] | 12 | 8 | 0 | ||
| Zinc, total recoverable | 12 | 8 | 0 | ||
| Copper, total recoverable | 12 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 7 | 0 | ||
| Oil & Grease | 6 | 6 | 0 | ||
| E. coli | 6 | 6 | 0 | ||
| Oxygen, dissolved [DO] | 3 | 2 | 0 | ||
| LC50 Static 48Hr Acute Ceriodaphnia dubia | 3 | 2 | 0 | ||
| Coliform, fecal general | 2 | 2 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES NJ0023493.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, NJ0023493.
Start the watch
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- One state — $4,990/year
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID NJ0023493 there.
Nearby on the register
- Discharge permits in Washington Twp
- Every permit record in Washington Twp, A to Z
- Discharge permits in New Jersey
- Every permit record in New Jersey, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.