Clean Water Act discharge permit · NPDES WA0991011
EQUILON ENTERPRISES LLC DBA SHELL OIL PRODUCTS, Seattle, WA: NPDES WA0991011 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
EQUILON ENTERPRISES LLC DBA SHELL OIL PRODUCTS, held by SHELL OIL PRODUCTS US, holds NPDES permit WA0991011. EPA’s file records it issued September 13, 2017 and expiring September 30, 2022. 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 | EQUILON ENTERPRISES LLC DBA SHELL OIL PRODUCTS |
|---|---|
| Permittee as filed | SHELL OIL PRODUCTS US |
| NPDES ID | WA0991011 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 13, 2017 |
| Expiration date | September 30, 2022 |
| Issuing agency | State |
| Address | Seattle, WA 98133 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lake Washington-Sammamish River (HUC 171100120400) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 0Under a numeric limit
- 6With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| pH | 0 | 5 | 1 | June 30, 2018 | |
| Benzene, ethylbenzene, toluene, xylene combination | 0 | 2 | 0 | ||
| Benzene | 0 | 2 | 0 | ||
| Total Petroleum Hydrocarbons - Diesel | 0 | 2 | 0 | ||
| Total Petroleum Hydrocarbons - Gasoline | 0 | 2 | 0 | ||
| Flow | 0 | 2 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES WA0991011.
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 WA0991011 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.