Accident High Severity Resolved

CHP : Severe traffic alert and Traffic Collision on US-101 Northbound south of Dore Ave (San Mateo). Left lanes blocked. Expect delays.

A high-severity accident was reported on US-101 N near San Mateo on July 29, 2026 at 1:31 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

Jul 28, 6:31 PM

Last Updated

10 hours, 9 minutes ago

Jul 28, 7:30 PM

Resolved

Jul 29, 1:45 AM

Coordinates

37.5765, -122.3199

Update History

2 observations

CHP : Severe traffic alert and Traffic Collision on US-101 Northbound south of Dore Ave (San Mateo). Left lanes blocked. Expect delays. Jul 28, 6:45 PM

CHP : Traffic Collision on US-101 Northbound south of Dore Ave (San Mateo). Lane blocked. Expect delays. Jul 28, 6:30 PM

Source: 511_sfbay · ID 511.org/1527589 First seen Jul 28, 2026 6:30 PM

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