At Sea-Tac, Enplanements (and Impacts) are up 41% in Five Years Posted on February 1, 2018 by reformfaanow@gmail.com Part 150 Study, Aviation Activity Forecast, with approval letter from FAA (44p) Click on the image below for a scrollable view; the PDF file may be downloaded. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Pages: 1 2 3