Clean Water Act discharge permit · NPDES OR0026255
ASHLAND STP, Ashland, OR: NPDES OR0026255 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
ASHLAND STP, held by ASHLAND, CITY OF, holds NPDES permit OR0026255, which discharges to Ashland Creek. EPA’s file records it issued May 27, 2004 and expiring December 31, 2008. 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 | ASHLAND STP |
|---|---|
| Permittee as filed | ASHLAND, CITY OF |
| NPDES ID | OR0026255 |
| 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 | May 27, 2004 |
| Expiration date | December 31, 2008 |
| Address | Ashland, OR 97520 |
| Receiving water | ASHLAND CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Ashland Creek (HUC 171003080106) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 18Pollutants on file
- 17Under a numeric limit
- 17With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Excess thermal load | 4 | 127 | 107 | July 31, 2023 | 2,043% over the limit |
| Solids, total suspended | 14 | 27 | 17 | July 31, 2025 | 216% over the limit |
| Phosphorus, total [as P] | 4 | 133 | 7 | July 31, 2025 | 309% over the limit |
| Oxygen, dissolved [DO] | 2 | 23 | 7 | April 30, 2020 | 11% over the limit |
| pH | 4 | 8 | 4 | May 31, 2024 | |
| Nitrogen, ammonia total [as N] | 4 | 8 | 4 | November 30, 2023 | 118% over the limit |
| E. coli | 7 | 11 | 2 | January 31, 2019 | 31% over the limit |
| Ultraviolet light dosage | 2 | 81 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 79 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 24 | 15 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 8 | 0 | ||
| Phosphorous, in total orthophosphate | 4 | 3 | 0 | ||
| Temperature, water deg. centigrade | 1 | 3 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 3 | 0 | ||
| Solids, suspended percent removal | 1 | 3 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 1 | 0 | ||
| Mercury, total recoverable | 0 | 1 | 0 | ||
| Ultraviolet light intensity | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 1, 2023 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| March 1, 2022 | Management Practice Violations - Improper Operation and Maintenance | 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 OR0026255 there.
Nearby on the register
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- Every permit record in Ashland, A to Z
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- Every permit record in Oregon, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.