Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Northbound south of Marsh Rd (Menlo Park). Lane blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on May 12, 2026 at 1:45 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

May 11, 6:45 PM

Last Updated

5 months, 2 weeks ago

May 11, 7:00 PM

Resolved

May 12, 1:00 AM

Coordinates

37.4847, -122.1848

Update History

1 observations

CHP : Traffic Hazard on US-101 Northbound south of Marsh Rd (Menlo Park). Lane blocked. Expect delays. May 11, 7:00 PM

Source: 511_sfbay · ID 511.org/1493145 First seen May 11, 2026 7:00 PM