Clean Water Act discharge permit · NPDES OR0022624
BONNEVILLE;USACOE-TANNER CREEK WASTEWATER TREATMENT PLANT, Cascade Locks, OR: NPDES OR0022624 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
BONNEVILLE;USACOE-TANNER CREEK WASTEWATER TREATMENT PLANT, held by US ARMY CORPS OF ENGINEERS, BONNEVILLE LOCK AND DAM, holds NPDES permit OR0022624, which discharges to Columbia River. EPA’s file records it issued April 3, 2012 and expiring February 28, 2017. 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.
Identity
| Facility as filed | BONNEVILLE;USACOE-TANNER CREEK WASTEWATER TREATMENT PLANT |
|---|---|
| Permittee as filed | US ARMY CORPS OF ENGINEERS, BONNEVILLE LOCK AND DAM |
| NPDES ID | OR0022624 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Federal facility |
| Issued | April 3, 2012 |
| Expiration date | February 28, 2017 |
| Address | Cascade Locks, OR 97014 |
| Receiving water | COLUMBIA RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Tanner Creek-Columbia River (HUC 170800010801) |
| SIC | 4952 – Sewerage Systems |
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
- 11Pollutants on file
- 10Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| Solids, suspended percent removal | 1 | 17 | 17 | December 31, 2025 | 233% over the limit |
| BOD, 5-day, percent removal | 1 | 8 | 7 | September 30, 2023 | 127% over the limit |
| Solids, total suspended | 11 | 5 | 3 | September 30, 2021 | 10% over the limit |
| pH | 4 | 3 | 2 | June 30, 2025 | |
| E. coli | 4 | 1 | 1 | September 30, 2021 | 69% over the limit |
| BOD, 5-day, 20 deg. C | 11 | 2 | 0 | ||
| Alkalinity, total [as CaCO3] | 1 | 1 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Temperature, water deg. centigrade | 1 | 0 | 0 | ||
| Chlorine, total residual | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 6, 2025 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| May 15, 2021 | Reporting Violations - Failure to Submit DMRs | 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
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, OR0022624.
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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 OR0022624 there.
Nearby on the register
- Discharge permits in Cascade Locks
- Every permit record in Cascade Locks, 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.