Accident Moderate Severity Stale

CHP : Traffic Collision on US-101 Northbound north of E 3RD Ave (San Mateo). Lane affected. Expect delays.

A injury accident was reported on US-101 N near San Mateo on August 27, 2026 at 3:09 PM.

Road

US-101 N

Area

San Mateo

Address

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Started

Aug 27, 8:09 AM

Last Updated

58 minutes ago

Aug 27, 8:15 AM

Coordinates

37.5680, -122.3107

Update History

1 observations

CHP : Traffic Collision on US-101 Northbound north of E 3RD Ave (San Mateo). Lane affected. Expect delays. Aug 27, 8:15 AM

Source: 511_sfbay · ID 511.org/1541520 First seen Aug 27, 2026 8:15 AM