Clean Water Act discharge permit · NPDES PA0252522
LAVANSVILLE STP, Somerset, PA: NPDES PA0252522 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
LAVANSVILLE STP, held by SOMERSET TWP MUNI AUTH SOMERSET CNTY, holds NPDES permit PA0252522, which discharges to West Branch Coxes Creek. EPA’s file records it issued October 3, 2019 and expiring October 31, 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 | LAVANSVILLE STP |
|---|---|
| Permittee as filed | SOMERSET TWP MUNI AUTH SOMERSET CNTY |
| NPDES ID | PA0252522 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 3, 2019 |
| Expiration date | October 31, 2024 |
| Issuing agency | State Environmental Organization |
| Address | Somerset, PA 15501 |
| Receiving water | West Branch Coxes Creek |
| Subwatershed | West Branch Coxes Creek-Coxes Creek (HUC 050200060502) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 11Under a numeric limit
- 11With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 8 | 7 | 3 | October 31, 2024 | 92% over the limit |
| Coliform, fecal general | 4 | 4 | 2 | October 31, 2024 | 99,999% over the limit |
| Oxygen, dissolved [DO] | 1 | 2 | 1 | October 31, 2022 | 25% over the limit |
| Solids, total suspended | 7 | 7 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 4 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 3 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Nitrogen, total [as N] | 1 | 1 | 0 | ||
| Ultraviolet light transmittance | 1 | 1 | 0 | ||
| E. coli | 0 | 1 | 0 | ||
| Phosphorus, total [as P] | 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 |
|---|---|---|
| March 3, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| March 3, 2025 | Permit Violations - Violation Specified in Comment | 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 PA0252522 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 September 15, 2026.