Clean Water Act discharge permit · NPDES OR0020699
BAKER CITY WWTP, Baker City, OR: NPDES OR0020699 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
BAKER CITY WWTP, held by BAKER CITY, CITY OF, holds NPDES permit OR0020699, which discharges to Powder River. EPA’s file records it issued November 17, 2003 and expiring October 31, 2008. 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 | BAKER CITY WWTP |
|---|---|
| Permittee as filed | BAKER CITY, CITY OF |
| NPDES ID | OR0020699 |
| 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 | November 17, 2003 |
| Expiration date | October 31, 2008 |
| Address | Baker City, OR 97814 |
| Receiving water | POWDER RIVER |
| Subwatershed | Estes Slough-Powder River (HUC 170502030304) |
| 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
- 17Pollutants on file
- 17Under a numeric limit
- 15With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 6 | 38 | 24 | April 30, 2026 | 120% over the limit |
| pH | 6 | 18 | 10 | April 30, 2025 | |
| Solids, total suspended | 9 | 17 | 5 | April 30, 2026 | 85% over the limit |
| Solids, suspended percent removal | 1 | 7 | 4 | July 31, 2025 | 120% over the limit |
| E. coli | 7 | 18 | 3 | July 31, 2023 | 99,999% over the limit |
| BOD, 5-day, percent removal | 1 | 4 | 2 | July 31, 2020 | 37% over the limit |
| Chlorine, total residual | 4 | 127 | 0 | ||
| Nitrogen, nitrite total [as N] | 1 | 4 | 0 | ||
| Nitrogen, nitrate total [as N] | 1 | 4 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 4 | 0 | ||
| Phosphate, ortho, dissolved [as P] | 1 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 3 | 0 | ||
| Temperature, water deg. fahrenheit | 4 | 2 | 0 | ||
| Chlorine usage | 2 | 2 | 0 | ||
| Excess thermal load | 1 | 1 | 0 | ||
| Flow rate | 2 | 0 | 0 | ||
| Thermal Discharge | 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
- 10Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 1, 2025 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| July 19, 2022 | Management Practice Violations - Best Management Practice Deficiencies | ST6 |
| July 1, 2022 | Management Practice Violations - Best Management Practice Deficiencies | ST6 |
| October 26, 2021 | Monitoring Violations - Analysis not Conducted | ST6 |
| March 1, 2021 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| June 1, 2020 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| December 1, 2019 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| June 1, 2019 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| January 1, 2019 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| September 1, 2018 | Effluent Violations - Numeric effluent violation | 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, OR0020699.
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 OR0020699 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.