TagSEPA(24)
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2025-10-22Programmatic Environmental Checklist – Seattle-Tacoma International Airport Flight Corridor Management Program
★Environmental checklist for SEA’s Flight Corridor Management Program, which identifies and removes tree obstructions from airport flight corridors every five years to comply with FAA regulations. The document outlines the program’s background, implementation cycles, and environmental review process. -
Port Of Seattle – Resolution No 3212
★ 32Update to Master Plan passed to enable the Third Runway construction to commence. The Commission finds that the EIS for Proposed Master Plan Update Development Actions (including the PSRC-issued EIS Addendum) is adequate and meets the requirements of the State Environmental Policy Act, Ch. 43.21C RCW. Section 2. The Comnission hereby adopts the Airport Master -
2026-07-09Port of Seattle Commission Special Meeting – SEPA SAMP NTP Draft EIS Public Comment
The Port of Seattle Commission is holding a Special Meeting to gather public input on the Sustainable Airport Master Plan (SAMP) Near-Term Projects Draft Environmental Impact Statement (DEIS) — and your voice matters. This critical environmental review shapes the future of Seattle-Tacoma International Airport and surrounding communities, making public participation essential. Meeting begins at 4:00 p.m. with informational displays and staff available to answer questions, followed by an official public comment period from 4:30–6:00 p.m. where Commissioners will be present to hear testimony directly. Virtual sign-ups are accepted July 6–8, 2026, and written comments can be submitted via email. The meeting is also available to view or listen to online or by phone. -
2026-07-09
Port Of Seattle Commission special meeting agenda: SAMP NTP SEPA DEIS public comment
Agenda for a special meeting of the Port of Seattle Commission held at Seattle-Tacoma International Airport on July 9, 2026. The meeting focuses on the State Environmental Policy Act (SEPA) Sustainable Airport Master Plan (SAMP) Near-Term Projects (NTP) Draft Environmental Impact Statement (DEIS), with commissioners available to hear official public comments. The agenda outlines in-person, -
2026-07-09
Port Of Seattle Commission special meeting agenda: SAMP NTP SEPA DEIS public comment
Agenda for a special meeting of the Port of Seattle Commission held at Seattle-Tacoma International Airport on July 9, 2026. The meeting focuses on the State Environmental Policy Act (SEPA) Sustainable Airport Master Plan (SAMP) Near-Term Projects (NTP) Draft Environmental Impact Statement (DEIS), with commissioners available to hear official public comments. The agenda outlines in-person, -
2026-06-24StART agenda: June 24, 2026
Agenda for the SEA Stakeholder Advisory Round Table (StART) meeting on June 24, 2026, held via Zoom. The primary objective is an overview of the SEPA Draft Environmental Impact Statement (DEIS) findings for the Sustainable Airport Master Plan (SAMP) Near-Term Projects published on May 22, 2026. The agenda also includes a Part 150 Noise Study/Aviation -
2026-05-26Sustainable airport master plan near-term projects state environmental policy act draft environmental impact statement and next steps
Presentation about the Port of Seattle’s Sustainable Airport Master Plan Near-Term Projects, covering the completed NEPA process and the required SEPA Draft Environmental Impact Statement. The document outlines various airport infrastructure projects including runway improvements, terminal facilities, maintenance facilities, and cargo operations planned for Sea-Tac Airport. -
2026-05-26Sustainable airport master plan near-term projects state environmental policy act draft environmental impact statement and next steps
Presentation about the Port of Seattle’s Sustainable Airport Master Plan Near-Term Projects, covering the completed NEPA process and the required SEPA Draft Environmental Impact Statement. The document outlines various airport infrastructure projects including runway improvements, terminal facilities, maintenance facilities, and cargo operations planned for Sea-Tac Airport. -
Sustainable airport master plan near term projects state environmental policy act draft environmental impact statement and next steps page 3 1
Port of Seattle presentation covering the SAMP Near-Term Projects, including completed NEPA Final Environmental Assessment with FAA Finding of No Significant Impact, required SEPA Draft Environmental Impact Statement, and next steps in the environmental review process. Details various airport infrastructure projects including runway improvements, terminal developments, and support facilities. -
Sustainable airport master plan near term projects state environmental policy act draft environmental impact statement and next steps page 13
Port of Seattle presentation covering the SAMP Near-Term Projects, including completed NEPA Final Environmental Assessment with FAA Finding of No Significant Impact, required SEPA Draft Environmental Impact Statement, and next steps in the environmental review process. Details various airport infrastructure projects including runway improvements, terminal developments, and support facilities.