Clean Water Act discharge permit · NPDES PA0092274
PLEASANT UNITY STP, Greensburg, PA: NPDES PA0092274 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 19Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
PLEASANT UNITY STP, held by UNITY TWP MUNI AUTH WESTMORELAND CNTY, holds NPDES permit PA0092274, which discharges to Unt Of Sewickley Creek. EPA’s file records it issued August 9, 2023 and expiring August 31, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PLEASANT UNITY STP |
|---|---|
| Permittee as filed | UNITY TWP MUNI AUTH WESTMORELAND CNTY |
| NPDES ID | PA0092274 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 9, 2023 |
| Expiration date | August 31, 2028 |
| Issuing agency | State Environmental Organization |
| Address | Greensburg, PA 15601 |
| Receiving water | UNT Of Sewickley Creek |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 19Pollutants on file
- 19Under a numeric limit
- 14With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Copper, total [as Cu] | 8 | 12 | 9 | December 31, 2025 | 113% over the limit |
| Solids, total suspended | 7 | 12 | 5 | April 30, 2024 | 136% over the limit |
| Oxygen, dissolved [DO] | 1 | 5 | 4 | January 31, 2023 | 26% over the limit |
| Zinc, total [as Zn] | 8 | 4 | 1 | October 31, 2025 | 12% over the limit |
| Phosphorus, total [as P] | 4 | 4 | 1 | April 30, 2024 | 15% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 3 | 0 | ||
| Ultraviolet light intensity | 1 | 3 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 2 | 0 | ||
| Coliform, fecal general | 4 | 2 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| E. coli | 1 | 1 | 0 | ||
| Lead, total [as Pb] | 2 | 0 | 0 | ||
| Nitrogen, total [as N] | 1 | 0 | 0 | ||
| Iron, total [as Fe] | 1 | 0 | 0 | ||
| Manganese, total [as Mn] | 1 | 0 | 0 | ||
| Aluminum, total [as Al] | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 29, 2026 | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | ST6 |
| January 29, 2026 | 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 PA0092274 there.
Nearby on the register
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- Every permit record in Pennsylvania, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.