
A geographic visualization mapping public comments received in April 2020 regarding Sea-Tac Airport noise, displayed as proportional circles (comments per household) overlaid on ZIP code boundaries across the Seattle-Tacoma metropolitan area. Concentric red rings indicate nautical-mile distances from Sea-Tac Airport, and a blue choropleth layer shows households per ZIP code, with an average of 5.70 households and comment rates averaging 44.6 per household.Open full document
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A geographic visualization mapping public comments received in April 2020 regarding Sea-Tac Airport noise, displayed as proportional circles (comments per household) overlaid on ZIP code boundaries across the Seattle-Tacoma metropolitan area. Concentric red rings indicate nautical-mile distances from Sea-Tac Airport, and a blue choropleth layer shows households per ZIP code, with an average of 5.70 households and comment rates averaging 44.6 per household.