Clean Water Act discharge permit · NPDES OR0029726
SJC - SHERIDAN, Sheridan, OR: NPDES OR0029726 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
SJC - SHERIDAN, held by STELLA-JONES CORPORATION, holds NPDES permit OR0029726. EPA’s file records it issued December 15, 2014 and expiring November 30, 2019. 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 | SJC - SHERIDAN |
|---|---|
| Permittee as filed | STELLA-JONES CORPORATION |
| NPDES ID | OR0029726 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 15, 2014 |
| Expiration date | November 30, 2019 |
| Address | Sheridan, OR 97378 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Rock Creek-South Yamhill River (HUC 170900080401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 11Under a numeric limit
- 11With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| Pentachlorophenol | 4 | 23 | 21 | December 31, 2024 | 1,592% over the limit |
| Iron, total [as Fe] | 0 | 11 | 9 | November 30, 2024 | 3,010% over the limit |
| Copper, total [as Cu] | 2 | 8 | 6 | November 30, 2024 | 2,111% over the limit |
| pH | 4 | 9 | 2 | November 30, 2024 | |
| Temperature, water deg. centigrade | 2 | 6 | 0 | ||
| Zinc, total [as Zn] | 2 | 6 | 0 | ||
| Arsenic, total [as As] | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Debris, floating [severity] | 1 | 2 | 0 | ||
| Floating solids, waste or visible foam-visual | 1 | 2 | 0 | ||
| Oil and grease visual | 1 | 2 | 0 | ||
| Oil & Grease | 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
- 11Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 1, 2025 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| April 20, 2024 | Effluent Violations - Unauthorized Discharge | ST6 |
| April 20, 2024 | Failure minimize or prevent CSO discharge to waters of the U.S. [40 CFR 122.41(d)] | ST6 |
| August 21, 2023 | Failure minimize or prevent CSO discharge to waters of the U.S. [40 CFR 122.41(d)] | ST6 |
| January 8, 2023 | Failure minimize or prevent CSO discharge to waters of the U.S. [40 CFR 122.41(d)] | ST6 |
| December 21, 2022 | Reporting Violations - Failure to Submit DMRs | ST6 |
| December 12, 2022 | Failure to ensure that chemicals and other contaminants are not improperly disposed | ST6 |
| November 5, 2022 | Management Practice Violations - Failure to Conduct Inspections | ST6 |
| March 12, 2022 | Evidence of unauthorized discharge of pollutants from production area to a water of the U.S. | ST6 |
| February 6, 2017 | WW Storm Water Non-Construction - Narrative effluent violation | ST6 |
| January 31, 2017 | 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.
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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 OR0029726 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.