Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound at Marsh Rd (Menlo Park). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on May 11, 2026 at 3:14 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

May 11, 8:14 AM

Last Updated

5 months, 2 weeks ago

May 11, 8:15 AM

Resolved

May 11, 2:15 PM

Coordinates

37.4844, -122.1843

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound at Marsh Rd (Menlo Park). Lane affected. Expect delays. May 11, 8:15 AM

Source: 511_sfbay · ID 511.org/1492891 First seen May 11, 2026 8:15 AM