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Clean Air Act stationary source · ICIS-AIR WAPSC0005303316004

SEAPORT MIDSTREAM PARTNERS LLC, Seattle, WA: Clean Air Act compliance record, inspections, violations, penalties

SEAPORT MIDSTREAM PARTNERS LLC, at 1652 SW LANDER ST, Seattle in King County, Washington, is an operating synthetic minor source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “No Violation Identified”. King County is on EPA’s Green Book list of areas that do not meet a national air quality standard. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.

Identity

Facility as filedSEAPORT MIDSTREAM PARTNERS LLC
ICIS-AIR IDWAPSC0005303316004
EPA facility registry ID110000489720
Operating statusOperating
Emissions classificationSynthetic minor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
Address1652 SW LANDER ST, Seattle, WA 98134
CountyKing County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Merchant wholesalers, nondurable goods (NAICS 4247)
EPA region10
Local air agencyPuget Sound Clean Air Agency

Cited to the EPA ICIS-AIR facility file (ECHO download).

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs SEAPORT MIDSTREAM PARTNERS LLC is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.

Compliance evaluations

The newest 50 of 102.

DateWhat EPA recordedAgencyPrograms
January 16, 2026PCE On-Site Record/Report ReviewLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
January 16, 2026FCE On-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 14, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
October 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 4, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
January 9, 2025PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
January 8, 2025FCE On-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
January 8, 2025PCE On-Site Record/Report ReviewLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 7, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
August 6, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
July 30, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
July 30, 2024PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
March 26, 2024PCE On-Site Record/Report ReviewLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
March 26, 2024FCE On-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 20, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards
September 19, 2023PCE Off-SiteLocalFederally-Enforceable State Operating Permit - Non Title V; MACT Standards (40 CFR Part 63); New Source Performance Standards

Violations

A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.

EPA’s violation history file holds no violation for ICIS-AIR WAPSC0005303316004 since January 1, 2017.

Enforcement and penalties

0 formal enforcement actions since January 1, 2017, 0 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.

Informal enforcement

DateWhat EPA recordedAgency
November 21, 2023Warning LetterLocal

Stack tests

DateWhat EPA recordedAgency
March 21, 2017PassLocal

Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110000489720 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.