Clean Water Act discharge permit · NPDES ORR10K053
PHILOMATH WATER TREATMENT PLANT IMPROVEMENTS, Philomath, OR: NPDES ORR10K053 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
PHILOMATH WATER TREATMENT PLANT IMPROVEMENTS, held by City of Philomath, holds NPDES permit ORR10K053. EPA’s file records it issued July 30, 2026 and expiring December 14, 2030. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for PHILOMATH WATER TREATMENT PLANT IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Philomath, Oregon. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ORR10K053.
Identity
| Facility as filed | PHILOMATH WATER TREATMENT PLANT IMPROVEMENTS |
|---|---|
| Permittee as filed | City of Philomath |
| NPDES ID | ORR10K053 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | July 30, 2026 |
| Expiration date | December 14, 2030 |
| Address | Philomath, OR 97370 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Middle Marys River (HUC 170900030205) |
| SIC | 1623 – Water, Sewer, And Utility Lines |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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 ORR10K053.
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 ORR10K053.
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, ORR10K053.
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 ORR10K053 there.
Nearby on the register
- Discharge permits in Philomath
- Every permit record in Philomath, A to Z
- Discharge permits in Oregon
- Every permit record in Oregon, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.