Accident Moderate Severity Stale

CHP : Traffic Collision on US-101 Northbound exiting at E 3RD Ave (San Mateo). Left lane blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on November 4, 2026 at 3:25 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

Nov 3, 7:25 PM

Last Updated

1 hour, 56 minutes ago

Nov 3, 7:30 PM

Coordinates

37.5685, -122.3112

Update History

1 observations

CHP : Traffic Collision on US-101 Northbound exiting at E 3RD Ave (San Mateo). Left lane blocked. Expect delays. Nov 3, 7:30 PM

Source: 511_sfbay · ID 511.org/1572619 First seen Nov 3, 2026 7:30 PM