Emergency crew responds to cardiac incident on 20th Ave
Heard on: SanMateo County Fire, CalFire CZU
00:13
00:00
Engine 23 medical.
Medical Emergency reported near W 20th Ave, San Mateo, CA 94403 on Feb 4, 2026, 11:04 PM. As discussed during the dispatch call, emergency crews were dispatched to a reported cardiac issue involving a woman near West 20th Avenue in San Mateo. AI-generated summary from public dispatch audio. Not an official report.
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