Clean Water Act discharge permit · NPDES PA0224359
ST THOMAS QUARRY, Saint Thomas, PA: NPDES PA0224359 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
ST THOMAS QUARRY, held by ST THOMAS DEV LLC, holds NPDES permit PA0224359, which discharges to Unt To Conococheague Creek. EPA’s file records it issued January 14, 2021 and expiring February 28, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ST THOMAS QUARRY |
|---|---|
| Permittee as filed | ST THOMAS DEV LLC |
| NPDES ID | PA0224359 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 14, 2021 |
| Expiration date | February 28, 2026 |
| Issuing agency | State Environmental Organization |
| Address | Saint Thomas, PA 17252 |
| Receiving water | UNT To Conococheague Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Campbell Run-Back Creek (HUC 020700040703) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 6Under a numeric limit
- 8With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 36 | 64 | 1 | January 31, 2024 | 3% over the limit |
| pH | 44 | 111 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 36 | 0 | ||
| Specific conductance | 2 | 22 | 0 | ||
| Temperature, water deg. fahrenheit | 0 | 21 | 0 | ||
| Solids, settleable | 0 | 18 | 0 | ||
| Oil & Grease | 2 | 6 | 0 | ||
| Temperature, water deg. centigrade | 2 | 4 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES PA0224359.
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
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, PA0224359.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 PA0224359 there.
Nearby on the register
- Discharge permits in Saint Thomas
- Every permit record in Saint Thomas, A to Z
- Discharge permits in Pennsylvania
- Every permit record in Pennsylvania, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.