Person suffers allergic reaction at West William Cannon Drive Heard on: Travis County TX EMS Dispatch 00:03 Medic two, chopper two, priority one, allergic reaction, (number withheld) West William Cannon Drive. 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. Medic two, chopper two, priority one, allergic reaction, (number withheld) West William Cannon Drive. 2026-09-30 13:39 UTC Medical Emergency W William Cannon Dr, Austin, TX 78745 View on map