Clean Water Act discharge permit · NPDES PA0038181
NEW STANTON STP, Hunker, PA: NPDES PA0038181 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 21Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
NEW STANTON STP, held by WESTMORELAND CNTY MUNI AUTH, holds NPDES permit PA0038181, which discharges to Sewickley Creek. EPA’s file records it issued September 11, 2019 and expiring September 30, 2024. 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 | NEW STANTON STP |
|---|---|
| Permittee as filed | WESTMORELAND CNTY MUNI AUTH |
| NPDES ID | PA0038181 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 11, 2019 |
| Expiration date | September 30, 2024 |
| Issuing agency | State Environmental Organization |
| Address | Hunker, PA 15639 |
| Receiving water | Sewickley Creek |
| Subwatershed | Lower Sewickley Creek (HUC 050200061104) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 27Pollutants on file
- 21Under a numeric limit
- 23With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 4 | 17 | 15 | August 31, 2025 | 99,999% over the limit |
| pH | 2 | 7 | 5 | September 30, 2020 | |
| Nitrogen, ammonia total [as N] | 6 | 6 | 4 | August 31, 1999 | 37% over the limit |
| Solids, total suspended | 7 | 10 | 3 | January 31, 2024 | 99% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 7 | 3 | January 31, 2025 | 67% over the limit |
| Copper, total [as Cu] | 2 | 3 | 1 | January 31, 2024 | 25% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 3 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Chlorine, total residual | 2 | 2 | 0 | ||
| Cyanide, free available | 2 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 1 | 0 | ||
| Nitrogen, total [as N] | 1 | 1 | 0 | ||
| Phosphorus, total [as P] | 1 | 1 | 0 | ||
| Iron, total [as Fe] | 1 | 1 | 0 | ||
| Manganese, total [as Mn] | 1 | 1 | 0 | ||
| Aluminum, total [as Al] | 1 | 1 | 0 | ||
| Ultraviolet light transmittance | 1 | 1 | 0 | ||
| Arsenic, total [as As] | 0 | 1 | 0 | ||
| Boron, total [as B] | 0 | 1 | 0 | ||
| Iron, dissolved [as Fe] | 0 | 1 | 0 | ||
| Zinc, total [as Zn] | 0 | 1 | 0 | ||
| Antimony, total [as Sb] | 0 | 1 | 0 | ||
| E. coli | 0 | 1 | 0 | ||
| Chloride [as Cl] | 1 | 0 | 0 | ||
| Sulfate, total [as SO4] | 1 | 0 | 0 | ||
| Solids, total dissolved | 1 | 0 | 0 | ||
| Bromide [as Br] | 1 | 0 | 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
- 6Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 11, 2026 | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | ST6 |
| July 22, 2025 | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | ST6 |
| June 26, 2024 | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | ST6 |
| August 15, 2023 | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | ST6 |
| April 22, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| July 3, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
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
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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 PA0038181 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.