Fire alarm at Stevenson High School east building Heard on: Chicago Suburban Fire Departments, MABAS and IFERN 00:50 00:00 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 00:11 Truck 53, Engine 52, Squad 51, Ambulance 51, and Battalion 51, fire alarm. 00:20 Stevenson High School East Building, (number withheld) Stevenson Drive, in Lincolnshire. 00:25 Grid 5153, (number withheld) Stevenson Drive, fire alarm. 00:30 Truck 53, Engine 52, Squad 51, Ambulance 51, and Battalion 51. 00:49 Three's on location. 7/22/2026 06:29 PM Fire Stevenson Dr, Lincolnshire, IL 60069 View on map