Clean Water Act discharge permit · NPDES OR0020001
WOODBURN WWTP, Woodburn, OR: NPDES OR0020001 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 21Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
WOODBURN WWTP, held by WOODBURN, CITY OF, holds NPDES permit OR0020001, which discharges to Pudding River (Rm 21.5). EPA’s file records it issued December 28, 2004 and expiring November 30, 2009. 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 | WOODBURN WWTP |
|---|---|
| Permittee as filed | WOODBURN, CITY OF |
| NPDES ID | OR0020001 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 28, 2004 |
| Expiration date | November 30, 2009 |
| Address | Woodburn, OR 97071 |
| Receiving water | PUDDING RIVER (RM 21.5) |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Brandy Creek-Pudding River (HUC 170900090204) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 21Pollutants on file
- 21Under a numeric limit
- 17With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| E. coli | 4 | 25 | 7 | March 31, 2023 | 496% over the limit |
| pH range excursions, > 60 minutes | 1 | 114 | 6 | February 28, 2021 | 2,147,483,650% over the limit |
| Solids, total suspended | 17 | 13 | 4 | February 28, 2014 | 97% over the limit |
| pH range excursions, monthly total accum | 1 | 5 | 3 | December 31, 2006 | 520% over the limit |
| Solids, suspended percent removal | 1 | 4 | 3 | March 31, 2023 | 46% over the limit |
| Nitrogen, ammonia total [as N] | 2 | 308 | 0 | ||
| Flow rate | 1 | 158 | 0 | ||
| Excess thermal load | 1 | 54 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 17 | 9 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 1 | 0 | ||
| Ultraviolet light dosage | 1 | 1 | 0 | ||
| pH, maximum | 1 | 1 | 0 | ||
| pH, minimum | 1 | 1 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 1 | 0 | ||
| Temperature, water deg. centigrade | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 2 | 0 | 0 | ||
| Report due [yrmoda] | 2 | 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
- 7Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| December 23, 2022 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| December 1, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| October 25, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| July 1, 2022 | Management Practice Violations - Failure to Maintain Records | ST6 |
| June 11, 2022 | WW SSO - Discharge to Waters | ST6 |
| March 13, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| September 1, 2017 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | 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 OR0020001 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.