Clean Water Act discharge permit · NPDES PAI133513
MS4 HAMPDEN TWP, Mechanicsburg, PA: NPDES PAI133513 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MS4 HAMPDEN TWP, held by HAMPDEN TWP CUMBERLAND CNTY, holds NPDES permit PAI133513, which discharges to Unt To Conodoguinet Creek. EPA’s file records it issued January 16, 2020 and expiring January 31, 2025. 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 | MS4 HAMPDEN TWP |
|---|---|
| Permittee as filed | HAMPDEN TWP CUMBERLAND CNTY |
| NPDES ID | PAI133513 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 16, 2020 |
| Expiration date | January 31, 2025 |
| Issuing agency | State Environmental Organization |
| Address | Mechanicsburg, PA 17050 |
| Receiving water | UNT To Conodoguinet Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Trindle Spring Run (HUC 020503050407) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES PAI133513.
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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 5, 2023 | Permit Violations - Failure to Pay Fees | 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 PAI133513 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 14, 2026.