Two-person medical incident near 4th Avenue in Arivaca Heard on: Pima AZ Fire Dispatch Group Calls 00:10 00:00 Engine 300 and thirty-one and Ladder 351, two person, (number withheld), 4th avenue, 5000 north and (number withheld) 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 300 and thirty-one and Ladder 351, two person, (number withheld), 4th avenue, 5000 north and (number withheld) west. 00:09 Respond on 800 and thirty-one. 7/26/2026 03:43 AM Medical Emergency 4th Ave, Arivaca, AZ 85601 View on map