Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-1 Southbound north of Serramonte Blvd (Daly City). 3rd lane from the left blocked. Expect delays.

A injury accident was reported on CA-1 S near San Mateo on October 21, 2026 at 12:17 AM.

Road

CA-1 S

Area

San Mateo

Address

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Started

Oct 20, 5:17 PM

Last Updated

6 days, 16 hours ago

Oct 20, 5:30 PM

Resolved

Oct 20, 11:45 PM

Coordinates

37.6704, -122.4819

Update History

1 observations

CHP : Traffic Hazard on CA-1 Southbound north of Serramonte Blvd (Daly City). 3rd lane from the left blocked. Expect delays. Oct 20, 5:30 PM

Source: 511_sfbay · ID 511.org/1566412 First seen Oct 20, 2026 5:30 PM