Speeding black sedan reported on Highway 4
Heard on: California Highway Patrol - Contra Costa and Dublin Areas
00:23
00:00
westbound 4 east of Contra Loma.
TrafficImportant
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Recent Traffic Incidents in Antioch, CA
AI Summary
Traffic reported near Contra Loma Blvd, Antioch, CA 94509 on Feb 23, 2026, 1:38 PM. As discussed during the dispatch call, an apparent traffic incident was reported involving a matte black sedan speeding at over 100 miles per hour westbound on Highway 4 near Contra Loma Boulevard in Antioch. AI-generated summary from public dispatch audio. Not an official report.
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