NPDES WAR005603 · Clean Water Act
SEAPORT MIDSTREAM PARTNERS LLC SEATTLE TERMINAL, Seattle, WA: NPDES WAR005603 discharge permit, effluent exceedances, inspections, penalties
SEAPORT MIDSTREAM PARTNERS LLC SEATTLE TERMINAL, Seattle, Washington: General permit coverage WAR005603, held by TLP Management Services, LLC; Administratively continued; issued November 20, 2019, term to December 31, 2024, by State.
- Copper, total [as Cu]: 5 limits, 51 violations of any kind, 35 effluent exceedances, latest June 30, 2023, largest 757% over the limit.
- Zinc, total [as Zn]: 5 limits, 43 violations of any kind, 26 effluent exceedances, latest June 30, 2023, largest 840% over the limit.
- Turbidity: 5 limits, 26 violations of any kind, 9 effluent exceedances, latest June 30, 2023.
- pH: 10 limits, 38 violations of any kind.
- Oil and grease visual: 5 limits, 25 violations of any kind.
- Solids, total suspended: 2 limits, 16 violations of any kind.
- Total Petroleum Hydrocarbons - Diesel: 0 limits, 8 violations of any kind.
- February 27, 2026: Evaluation (S).
SEAPORT MIDSTREAM PARTNERS LLC SEATTLE TERMINAL among its neighbors
107 discharge permits are in the Miller Creek-Frontal East Passage subwatershed (HUC 171100190204); WAR005603 is one. Its county: 1,319, 8 major; WAR005603 is minor permit.
Other permits in the Miller Creek-Frontal East Passage subwatershed (HUC 171100190204)
- 45TH AVE SW CULVERT REPLACEMENT, Seattle: WAR315511, minor, term to 2030-12-31
- AIRPORT STATION AREA PEDESTRIAN IMPROVEMENT PROJECT, Seatac: WAR315472, minor, term to 2030-12-31
- AMAZON.COM SERVICES LLC BFI8, Seatac: WAR309403, minor, term to 2024-12-31
- ARROW LAKE - LAKE TREATMENT, Unspecified: WAG994391, minor, term to 2026-03-21
- BARNES CREEK TRAIL, Des Moines: WAR315080, minor, term to 2025-12-31
- BOEING SPARES DISTRIBUTION CENTER, Seatac: WAR000225, minor, term to 2024-12-31
- BRACE POINT RECONDUCTOR 2021, Seattle: WAR310800, minor, term to 2025-12-31
- BURIEN CITY, Burien: WAR045509, minor, term to 2024-07-31
- BURIEN MERRILL GARDENS, Burien: WAR302237, minor, term to 2015-12-31
- BURIEN METRO LANDING, Burien: WAR314903, minor, term to 2025-12-31
Identity
| Facility | SEAPORT MIDSTREAM PARTNERS LLC SEATTLE TERMINAL |
|---|---|
| Permittee | TLP Management Services, LLC |
| NPDES ID | WAR005603 |
| Status | Administratively continued |
| Type | General permit coverage |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | November 20, 2019 |
| Expires | December 31, 2024 |
| Agency | State |
| Address | Seattle, WA 98134 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Miller Creek-Frontal East Passage (HUC 171100190204) |
| Other EPA IDs (FRS) | RCRA handler WAD009590779; ICIS-AIR source WAPSC0005303316004 |
NPDES WAR005603: effluent limits and exceedances
SEAPORT MIDSTREAM PARTNERS LLC SEATTLE TERMINAL (NPDES WAR005603): 7 pollutants on file, 6 limited; 7 with a violation of any kind, 3 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Copper, total [as Cu] | 5 | 51 | 35 | June 30, 2023 | 757% over the limit |
| Zinc, total [as Zn] | 5 | 43 | 26 | June 30, 2023 | 840% over the limit |
| Turbidity | 5 | 26 | 9 | June 30, 2023 | |
| pH | 10 | 38 | 0 | ||
| Oil and grease visual | 5 | 25 | 0 | ||
| Solids, total suspended | 2 | 16 | 0 | ||
| Total Petroleum Hydrocarbons - Diesel | 0 | 8 | 0 |
NPDES WAR005603: inspections, violations and enforcement
NPDES WAR005603: 1 inspection
| Date | What EPA recorded | Agency |
|---|---|---|
| February 27, 2026 | Evaluation | S |
NPDES WAR005603 (SEAPORT MIDSTREAM PARTNERS LLC SEATTLE TERMINAL): no single-event violation, formal enforcement action and informal enforcement action on file.
Watch NPDES WAR005603
NPDES WAR005603: one email when its EPA record changes — $99/month.
Permits near NPDES WAR005603
NPDES WAR005603: 7 pollutant rows, 1 dated events; ICIS-NPDES download, loaded September 15, 2026.