person delta one medical call at residential address Heard on: Yucaipa and East Valley Fire 00:13 Person Delta One, medic engine 73, medic squad 73, medic ambulance 646, (number withheld), Merrill Avenue between Heather Avenue and Redwood Avenue. 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. Person Delta One, medic engine 73, medic squad 73, medic ambulance 646, (number withheld), Merrill Avenue between Heather Avenue and Redwood Avenue. 2026-11-10 04:39 UTC Medical Emergency Merrill Ave, Fontana, CA 92335 View on map