Fire alarm and sprinkler activation at apartment Heard on: Snohomish WA Fire Dispatch Group Calls 00:12 00:00 Engine 17 , engine 21 , fire alarm, sprinkler water flow (number withheld) 56th Avenue West. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Engine 17 , engine 21 , fire alarm, sprinkler water flow (number withheld) 56th Avenue West. 00:08 Respond on task 2(number withheld) 56th Avenue West. 5/21/2026 01:30 AM Fire & Arson 56th Ave W, Mountlake Terrace, WA 98043 View on map