Below is a list of the changes included in the SC-Fall-2026.1 release of Sound Transit GTFS data.
Schedule Changes
* 1 and 2 Lines
* Fall 2026 service period
* Labor Day and Thanksgiving holiday schedules
* August 18-20 late night rail service replaced by buses between Angle Lake and Rainier Beach
* T Line
* Fall 2026 service period
* Labor Day holiday schedule
* Sounder
* extend service through November
* late Summer and Fall Mariners game trains
* remove listing of Sounder game train return trips to prevent confusion
Route Changes
* none
Stop Changes
* Remove Northgate Entrance C due to difficulties connecting it to sidewalk network
Other Changes
* none
