TagSea-Tac Airport(1001)

Port of Seattle flight track map depicting aircraft operations at Seattle-Tacoma International Airport on March 2, 2018, showing South Flow Operations Only (100%, 1,118 operations). Green lines represent departures, red lines represent arrivals, and blue lines represent overflights, with tracks concentrated along the north-south runway axis over Puget Sound and surrounding communities.

A Port of Seattle letterhead document showing a Bing Maps-based flight track visualization centered on the Seattle/Puget Sound region, with green lines depicting aircraft flight paths converging toward Sea-Tac Airport and red lines indicating other tracks or boundaries. The Port of Seattle logo and P.O. Box 1209, Seattle, WA 98111-1209 contact information are visible in the header.

Port of Seattle flight track map showing aircraft operations at Seattle-Tacoma International Airport on March 1, 2018, during South Flow operations only. The map displays arrivals (red), departures (green), and overflights (blue) with South Flow accounting for 87% of operations (953 flights) and North Flow 13% (145 flights).

Port of Seattle flight track map depicting aircraft operations at Seattle–Tacoma International Airport on March 6, 2018, showing North Flow Operations Only. On that date, North Flow accounted for 90% of operations (991 flights) and South Flow 10% (115 flights), with departure tracks shown in green and arrival tracks in red.

Port of Seattle flight track map depicting aircraft operations at Seattle-Tacoma International Airport on March 6, 2018, showing South Flow operations only. The map indicates arrivals (red), departures (green), and overflights (blue), with South Flow comprising 10% (115 operations) and North Flow comprising 90% (991 operations) of that day's traffic.

Flight track map produced by the Port of Seattle depicting all aircraft operations at Seattle-Tacoma International Airport on March 5, 2018, during South Flow operations only (1,117 total operations, 100% South Flow). The map shows arrival tracks in red and departure tracks in green overlaid on a Bing/HERE base map of the greater Seattle-Tacoma region.

Flight track map produced by the Port of Seattle depicting aircraft operations at Seattle-Tacoma International Airport on March 8, 2018, showing South Flow Operations Only (100%, 1,125 operations) with zero North Flow operations. The map distinguishes arrivals (red), departures (green), and overflights (blue) over the greater Seattle-Tacoma area.

Port of Seattle flight track map depicting aircraft operations at Seattle-Tacoma International Airport on March 7, 2018, showing North Flow Operations only. Green lines indicate departures, red lines indicate arrivals, and blue lines indicate overflights; North Flow accounted for 86% of operations (948 flights) and South Flow 14% (159 flights).

Port of Seattle flight track map depicting aircraft operations at Seattle-Tacoma International Airport on March 7, 2018, showing South Flow operations only. On that date, North Flow accounted for 86% of operations (948 flights) and South Flow 14% (159 flights), with arrival tracks shown in red, departures in green, and overflights in blue.

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.