Clean Water Act discharge permit · NPDES PAG136173

HARMONY TWP STORM SEW SYS, Ambridge, PA: NPDES PAG136173 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

HARMONY TWP STORM SEW SYS, held by HARMONY TWP BEAVER CNTY, holds NPDES permit PAG136173, which discharges to North Branch Legionville Run. EPA’s file records it issued January 29, 2014 and expiring January 28, 2019.

HARMONY TWP STORM SEW SYS, Ambridge, Pennsylvania: Coverage under a general permit PAG136173, held by HARMONY TWP BEAVER CNTY; Effective; issued January 29, 2014, term to January 28, 2019, by State Environmental Organization; discharges to North Branch Legionville Run.

June 12, 2026: Audit (S).

HARMONY TWP STORM SEW SYS among its neighbors

EPA’s permit file holds 46 discharge permits in the Crows Run-Ohio River subwatershed (HUC 050301010309), PAG136173 among them. Its county holds 141, 6 of them major permits; PAG136173 is a minor permit.

Other permits in the Crows Run-Ohio River subwatershed (HUC 050301010309)

102 LANDWOOD LN SRSTP, Freedom: PA0255874, minor permit, discharging to UNT To Crows Run, permit term to June 30, 2026
129 WALL ST SRSTP, Rochester: PA0255939, minor permit, discharging to Pine Run, permit term to September 30, 2026
523 ALLENDALE RD SRSTP, New Brighton: PAG046493, minor permit, discharging to Dutchman Run, permit term to November 11, 2028
60 FEZELL RD SRSTP, Freedom: PA0284882, minor permit, discharging to UNT To Pine Run, permit term to July 31, 2027
ALIQUIPPA CITY STORM SEW SYS MS4, Aliquippa: PAG136334, minor permit, discharging to Unnamed Stream, permit term to February 11, 2020
ALIQUIPPA HIGH SCHOOL FIELD HOUSE, Aliquippa: PAC040180, minor permit, permit term to December 7, 2029
ALIQUIPPA MUNI WATER AUTH, Aliquippa: PA0218511, minor permit, discharging to LOGSTOWN RUN, permit term to January 11, 2006
ALIQUIPPA PLT SYNTHETIC GYPSUM STORAGE SHED EXPANSION, Aliquippa: PAD040115, minor permit, discharging to Unnamed Stream, permit term to September 29, 2029
ALLEGHENY ASPHALT MANUFACTUR, Monaca: PAR706124, minor permit, discharging to OHIO RIVER, permit term to August 1, 2007
AMBRIDGE BORO MUN AUTH, Ambridge: PAL027146, minor permit, permit term to December 31, 2025

Identity

Facility as filed	HARMONY TWP STORM SEW SYS
Permittee as filed	HARMONY TWP BEAVER CNTY
NPDES ID	PAG136173
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 29, 2014
Expiration date	January 28, 2019
Issuing agency	State Environmental Organization
Address	Ambridge, PA 15003
Receiving water	North Branch Legionville Run
Subwatershed	Crows Run-Ohio River (HUC 050301010309)

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES PAG136173.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES PAG136173.

Inspections

Date	What EPA recorded	Agency
June 12, 2026	Audit	S

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

EPA’s informal enforcement file holds no action for NPDES PAG136173.

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, PAG136173.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

The HARMONY TWP STORM SEW SYS permit, a general permit coverage in Ambridge, Beaver County, sits among 54 such coverages in the county, and 55.6% of them were issued earlier than this one. It also falls within a group of 46 NPDES permits in the Crows Run-Ohio River subwatershed, and none of its pollutants carries a numeric limit or an effluent exceedance on file.