Medical Emergency
Tier 1 mass casualty incident with eight patients in Walnut Creek
Ygnacio Valley Rd, Walnut Creek, CA 94598 - 6/8/2026 07:29 PM
As discussed during the dispatch call, emergency crews are responding Code 3 to a reported Tier 1 mass casualty incident in Walnut Creek involving six units and a total of eight patients near Ygnacio Valley Rd.
Contra Costa CA EMS Dispatch Group Calls
00:15
Transcript
00:00
Medic 72 and medic 73 back on the Code 3 in Walnut Creek for a tier one MCI.
00:09
Six units with a total of eight patients.
00:14
(number withheld) Ignacio Valley Rd.
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