Accident Moderate Severity Resolved

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

A injury accident was reported on US-101 N near San Mateo on July 29, 2026 at 12:29 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

Jul 28, 5:29 PM

Last Updated

11 hours, 49 minutes ago

Jul 28, 5:45 PM

Resolved

Jul 29, 12:00 AM

Coordinates

37.5873, -122.3533

Update History

1 observations

CHP : Traffic Collision on US-101 Northbound north of E 3RD Ave (San Mateo). Left lanes blocked. Expect delays. Jul 28, 5:45 PM

Source: 511_sfbay · ID 511.org/1527565 First seen Jul 28, 2026 5:45 PM