Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on April 11, 2026 at 7:12 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Apr 11, 12:12 PM

Last Updated

6 months, 2 weeks ago

Apr 11, 12:15 PM

Resolved

Apr 11, 6:15 PM

Coordinates

37.6696, -122.3931

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Lane affected. Expect delays. Apr 11, 12:15 PM

Source: 511_sfbay · ID 511.org/1479814 First seen Apr 11, 2026 12:15 PM