Fire alarm at Grant Street apartment building Heard on: Thornton CO Fire Dispatch 00:20 00:00 Truck 74, fire alarm (number withheld), Grant Street, apartment (number withheld), cross street, traffic circle at traffic circle. 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 Truck 74, fire alarm (number withheld), Grant Street, apartment (number withheld), cross street, traffic circle at traffic circle. 00:12 Truck 74, (number withheld), Grant Street, apartment (number withheld), two door north side. 2026-10-29 09:23 UTC Fire Grant St, Thornton, CO 80241 View on map