Clean Water Act discharge permit · NPDES PA0245534
CHROMALLOY CORP GW TREATMENT FAC, Dublin, PA: NPDES PA0245534 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
CHROMALLOY CORP GW TREATMENT FAC, held by CHROMALLOY CORP, holds NPDES permit PA0245534, which discharges to Unt To Morris Run. EPA’s file records it issued December 15, 2025 and expiring December 31, 2030. 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 | CHROMALLOY CORP GW TREATMENT FAC |
|---|---|
| Permittee as filed | CHROMALLOY CORP |
| NPDES ID | PA0245534 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 15, 2025 |
| Expiration date | December 31, 2030 |
| Issuing agency | State Environmental Organization |
| Address | Dublin, PA 18917 |
| Receiving water | UNT To Morris Run |
| Subwatershed | East Branch Perkiomen Creek (HUC 020402030807) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 10Under a numeric limit
- 10With 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 |
|---|---|---|---|---|---|
| Methyl tert-butyl ether [MTBE] | 3 | 3 | 0 | ||
| Vinyl chloride | 3 | 3 | 0 | ||
| Trichloroethylene | 3 | 3 | 0 | ||
| 1,1,1,2-Tetrachloroethane | 3 | 3 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Perfluorooctanoic acid (PFOA) | 1 | 1 | 0 | ||
| Perfluorooctanesulfonate | 1 | 1 | 0 | ||
| Perfluorobutanesulfonic acid (PFBS) | 1 | 1 | 0 | ||
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | 1 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PA0245534.
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 PA0245534.
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, PA0245534.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 PA0245534 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.