Clean Water Act discharge permit · NPDES PAM418021
WILLIAMSON QUARRY, Saint Thomas, PA: NPDES PAM418021 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
WILLIAMSON QUARRY, held by NEW ENTERPRISE STONE & LIME CO INC, holds NPDES permit PAM418021, which discharges to Unnamed Stream. EPA’s file records it issued June 22, 2021 and expiring March 27, 2026.
WILLIAMSON QUARRY, Saint Thomas, Pennsylvania: Coverage under a general permit PAM418021, held by NEW ENTERPRISE STONE & LIME CO INC; Administratively continued (past its expiration date and still in force until reissued); issued June 22, 2021, term to March 27, 2026, by State Environmental Organization; discharges to Unnamed Stream.
- pH: 6 limits, 6 violations of any kind, 0 effluent exceedances.
- Solids, total suspended: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Solids, settleable: 1 limit, 1 violation of any kind, 0 effluent exceedances.
Other permits held by NEW ENTERPRISE STONE & LIME CO INC
- NEW ENT STONE & LIME STEELTON QUARRY, Steelton: PA0009407, issued January 8, 2020
- NEW ENT STONE & LIME NAZARETH QUARRY, New Enterprise: PA0119253, issued August 10, 2021
- MT CYDONIA SAND PLT NO 2, New Enterprise: PA0121126, issued April 9, 2020
- ROARING SPRING QUARRY, New Enterprise: PA0212512, issued August 27, 2019
- NEW ENT STONE & LIME DENVER QUARRY, New Enterprise: PA0226335, issued June 29, 2023
- NEW ENT STONE & LIME LITTLE GAP QUARRY, New Enterprise: PA0226360, issued October 30, 2023
- JUDY HOLLOW, New Enterprise: PA0262218, issued March 16, 2021
- BAKERSVILLE QUARRY, New Enterprise: PA0262846, issued June 2, 2021
- MT CYDONIA SAND PLT 1, New Enterprise: PA0279544, issued October 24, 2017
- TOLAND QUARRY, Gardners: PA0592722, issued December 5, 2017
WILLIAMSON QUARRY among its neighbors
EPA’s permit file holds 8 discharge permits in the Campbell Run-Back Creek subwatershed (HUC 020700040703), PAM418021 among them.
Other permits in the Campbell Run-Back Creek subwatershed (HUC 020700040703)
- BOMER SINGLE RESIDENCE, Saint Thomas, Township Of: PAC280360, minor permit, permit term to December 7, 2024
- EVERGREEN POULTRY FARM, LLC, Saint Thomas, Township Of: PAC280450, minor permit, permit term to December 7, 2029
- HISSONG FARMSTEAD SWM PLAN, Peters, Township Of: PAC280372, minor permit, permit term to December 7, 2029
- LLOYD MILLER POULTRY, Saint Thomas: PAC280407, minor permit, permit term to December 7, 2029
- SCOTTS SHALE PIT NO 1, Saint Thomas: PAM417017, minor permit, discharging to UNT To Campbell Run, permit term to March 27, 2026
- ST THOMAS QUARRY, Saint Thomas: PA0224359, minor permit, discharging to UNT To Conococheague Creek, permit term to February 28, 2026
- WALLS SHALE PIT, Chambersburg: PAM426001, minor permit, discharging to Campbell Run, permit term to March 27, 2031
Identity
| Facility as filed | WILLIAMSON QUARRY |
|---|---|
| Permittee as filed | NEW ENTERPRISE STONE & LIME CO INC |
| NPDES ID | PAM418021 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 22, 2021 |
| Expiration date | March 27, 2026 |
| Issuing agency | State Environmental Organization |
| Address | Saint Thomas, PA 17252 |
| Receiving water | Unnamed Stream |
| Subwatershed | Campbell Run-Back Creek (HUC 020700040703) |
Effluent limits and exceedances
- 3Pollutants on file
- 3Under a numeric limit
- 3With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 6 | 6 | 0 | ||
| Solids, total suspended | 1 | 1 | 0 | ||
| Solids, settleable | 1 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PAM418021.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES PAM418021.
Inspections
EPA’s inspection file holds no inspection for NPDES PAM418021.
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 PAM418021.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.