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Clean Water Act discharge permit · NPDES PAG136283

MONESSEN CITY STORM SEW SYS MS4, Monessen, PA: NPDES PAG136283 discharge permit, effluent exceedances, inspections, penalties

MONESSEN CITY STORM SEW SYS MS4, held by MONESSEN CITY WESTMORELAND CNTY, holds NPDES permit PAG136283, which discharges to Monongahela River. EPA’s file records it issued March 31, 2014 and expiring March 31, 2019.

MONESSEN CITY STORM SEW SYS MS4, Monessen, Pennsylvania: Coverage under a general permit PAG136283, held by MONESSEN CITY WESTMORELAND CNTY; Effective; issued March 31, 2014, term to March 31, 2019, by State Environmental Organization; discharges to Monongahela River.

  • October 8, 2026: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
  • October 8, 2026: Audit (S).
  • September 14, 2026: Notice of Violation (State).
  • June 17, 2026: Audit (S).
  • December 3, 2024: Permit Violations - Failure to Pay Fees (ST6).
  • December 5, 2023: Permit Violations - Failure to Pay Fees (ST6).
  • August 11, 2021: Permit Violations - Violation Specified in Comment (ST6).

MONESSEN CITY STORM SEW SYS MS4 among its neighbors

EPA’s permit file holds 26 discharge permits in the Maple Creek-Monongahela River subwatershed (HUC 050200050803), PAG136283 among them. Its county holds 294, 8 of them major permits; PAG136283 is a minor permit.

Other permits in the Maple Creek-Monongahela River subwatershed (HUC 050200050803)

Identity

Facility as filedMONESSEN CITY STORM SEW SYS MS4
Permittee as filedMONESSEN CITY WESTMORELAND CNTY
NPDES IDPAG136283
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 31, 2014
Expiration dateMarch 31, 2019
Issuing agencyState Environmental Organization
AddressMonessen, PA 15062
Receiving waterMonongahela River
Receiving water impaired303(D) Listed
SubwatershedMaple Creek-Monongahela River (HUC 050200050803)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES PAG136283.

Inspections, violations and enforcement

DateWhat EPA recordedAgency
October 8, 2026Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)ST6
December 3, 2024Permit Violations - Failure to Pay FeesST6
December 5, 2023Permit Violations - Failure to Pay FeesST6
August 11, 2021Permit Violations - Violation Specified in CommentST6

Inspections

DateWhat EPA recordedAgency
October 8, 2026AuditS
June 17, 2026AuditS

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

DateWhat EPA recordedAgency
September 14, 2026Notice of ViolationState

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers Clean Water Act NPDES permit PAG136283, held by Monessen City Storm Sewer System (MS4) in Monessen, PA, and discharging to the Monongahela River. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit recorded as Effective and the discharger class as Minor.