This map covers the Des Moines and SeaTac area in Washington State, showing residential streets, major roads including SR 99, SR 509, SR 516, and Interstate 5, along with several schools such as Mt. Rainier High School, Pacific Middle School, Midway Elementary, Des Moines Elementary, and St. Philomena School. A purple diagonal corridor crosses the map, likely representing a flight path or noise contour zone associated with Seattle-Tacoma International Airport, while an orange boundary outlines a specific study or impact area in the southern portion of the map. The document appears to be part of an airport noise or land-use planning study examining how SeaTac flight operations affect surrounding communities.Open full document
Notes
Aerial map of Grid 1 showing the 2013 baseline flight track or noise corridor (purple line) overlaid on the Des Moines and SeaTac area, Washington. Identifies schools including Mt. Rainier High School, Pacific Middle School, Midway Elementary, Des Moines Elementary, and St. Philomena School. Key roads labeled include SR 99, SR 509, SR 516, S 216th St, 24th Ave S, and 16th Ave S. Orange boundary outline delineates a study or project area boundary. Likely associated with Sea-Tac Airport noise, flight track, or STCP mapping documentation.