TagSea-Tac Airport(2023)

Agenda for the Port of Seattle Regular Commission Meeting held on October 14, 2025, conducted both virtually via MS Teams and in person at Port of Seattle Headquarters. The agenda includes consent items covering collective bargaining agreements, lease agreements with Amazon.com Services and Trowbridge LLC, environmental remediation funding, and professional services contracts. Public comment procedures

A financial summary slide presenting Seattle-Tacoma International Airport's budget data from 2023 actuals through the 2026 proposed budget, showing operating revenues projected to reach $982,884 thousand and capital expenditures of $835,887 thousand in 2026. Key indicators include Cost Per Enplanement (CPE) rising to $21.10, enplaned passengers of 27,031 thousand, and a 16.5% increase in capital expenditures from the 2025 approved budget.

A presentation slide titled 'SEPA Includes Additional Analyses' lists environmental review topics covered under the State Environmental Policy Act (SEPA), including Earth, Air, Water, Plants and Animals, Energy and Natural Resources, Environmental Health, Land and Shoreline Use, Transportation, Public Services and Utilities, Climate, Environmental Justice, and Cumulative Impacts. A footnote notes that Climate, Environmental Justice, and Cumulative Impacts were removed from the NEPA Final EA, highlighting differences between state and federal environmental review processes relevant to Sea-Tac Airport proceedings.

Seattle-Tacoma International Airport's Late Night Noise Limitation Program is a voluntary initiative that monitors aircraft takeoff and landing noise levels between 12:00 a.m. and 5:00 a.m., comparing them against established decibel thresholds at four monitoring sites. Noise exceedances are tracked quarterly and airlines are notified when their flights exceed the limits. The program originated from community discussions in 2018 and has been in operation since Q3 2019, running alongside a Late Night Runway Use Agreement with the FAA.

FAA Airport Compliance Division (ACO-1) compliance review report on Seattle-Tacoma International Airport (SEA), managed by the Port Of Seattle, evaluating adherence to Federal statutes, Airport Improvement Program (AIP) grant assurances, and FAA Policy Concerning the Use of Airport Revenue. Report covers areas including Form 126 & 127 reporting, financial transactions, Port Jobs, Noise Land, Fleet

Technical memorandum from Harris Miller Miller & Hanson Inc. (HMMH), authored by Eric Cox, to Julie Kinzie at Seattle-Tacoma International Airport (SEA), reporting acoustical testing results for the SEA Repair and Replacement Program conducted September 2025. HMMH measured median interior Day-Night Average Sound Level (DNL) values for 29 residential structures in SeaTac and Burien using

The SEA Stakeholder Advisory Round Table has outlined shared policy priorities for the 2026 Washington State Legislative Session, addressing the challenges posed by growing operations at Seattle-Tacoma International Airport. Key proposals include restoring funding for noise insulation programs, identifying additional regional airport capacity, improving air quality in nearby South King County communities, and advancing sustainable aviation fuel and clean transportation initiatives. The document reflects a joint effort by the Port of Seattle and near-airport communities to partner with state government on reducing noise, emissions, and congestion impacts.