The Des Moines Airport Advisory Committee's draft 2026 Workplan outlines key priorities including air quality monitoring, the SEA Airport Part 150 noise study, traffic impacts, and projected increases in airport operations. The plan addresses noise mitigation measures and public education related to Seattle-Tacoma International Airport's expansion, with 2032 DNL noise contours showing affected residential and commercial areas in Des Moines reaching up to 75 decibels. This workplan reflects the committee's efforts to protect community health and quality of life amid growing airport activity.Open full document
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Draft 2026 Workplan presentation by Des Moines Airport Advisory Committee, chaired by Joe Dusenbury. Covers proposed work items including Healthy Environment (Air Quality Monitoring, SAMP Environmental Impact Statement), SEA Airport Part 150 (Public Education, Mitigation Measures), Traffic Impacts, and Projected Increase in Operations. Includes 2032 DNL noise contour map (65 dB, 70 dB, 75 dB) showing Des Moines jurisdiction boundary and Current Noise Remedy Boundary in relation to Sea-Tac Airport.