Accident Moderate Severity Stale

CHP : Traffic Collision on US-101 Southbound north of Willow Rd (Menlo Park). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on June 19, 2026 at 1:44 AM.

Road

US-101 S

Area

San Mateo

Address

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Started

Jun 18, 6:44 PM

Last Updated

1 hour, 21 minutes ago

Jun 18, 6:45 PM

Coordinates

37.4705, -122.1581

Update History

1 observations

CHP : Traffic Collision on US-101 Southbound north of Willow Rd (Menlo Park). Lane affected. Expect delays. Jun 18, 6:45 PM

Source: 511_sfbay · ID 511.org/1510198 First seen Jun 18, 2026 6:45 PM