Patient exposed to toxic substance at navigation center Heard on: Orange CA Fire Dispatch Group Calls 00:07 00:00 Engine 77, toxic patient, 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 77, toxic patient, 00:02 (number withheld) South Hill Street, at the navigation center, responder for Mike 1110. 7/11/2026 11:09 AM Medical Emergency S Hill St, Orange, CA 92869 View on map