Clean Water Act discharge permit · NPDES OR0044628
COBURG WASTEWATER TREATMENT PLANT, Coburg, OR: NPDES OR0044628 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
COBURG WASTEWATER TREATMENT PLANT, held by COBURG, CITY OF, holds NPDES permit OR0044628. EPA’s file records it issued July 20, 2009 and expiring May 31, 2014. 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 | COBURG WASTEWATER TREATMENT PLANT |
|---|---|
| Permittee as filed | COBURG, CITY OF |
| NPDES ID | OR0044628 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 20, 2009 |
| Expiration date | May 31, 2014 |
| Address | Coburg, OR 97408 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Dry Muddy Creek-Muddy Creek (HUC 170900030606) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 13Under a numeric limit
- 6With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 3 | 3 | December 31, 2020 | 600% over the limit |
| pH | 4 | 1 | 1 | June 30, 2026 | |
| Nitrogen, ammonia total [as N] | 12 | 18 | 0 | ||
| Solids, total suspended | 11 | 5 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 11 | 3 | 0 | ||
| Excess thermal load | 1 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| E. coli | 4 | 0 | 0 | ||
| Temperature, water deg. centigrade | 3 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 3 | 0 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 1 | 0 | 0 | ||
| Chlorine usage | 1 | 0 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 13, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| August 13, 2025 | Management Practice Violations - Failure to Develop Adequate SPCC Plan | ST6 |
| June 1, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, OR0044628.
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 OR0044628 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.