Accident Moderate Severity Resolved

CHP : Traffic Collision on US-101 Southbound north of E Poplar Ave (San Mateo). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on October 12, 2026 at 11:40 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Oct 12, 4:40 PM

Last Updated

2 weeks ago

Oct 12, 4:45 PM

Resolved

Oct 12, 10:45 PM

Coordinates

37.5812, -122.3254

Update History

1 observations

CHP : Traffic Collision on US-101 Southbound north of E Poplar Ave (San Mateo). Lane affected. Expect delays. Oct 12, 4:45 PM

Source: 511_sfbay · ID 511.org/1562732 First seen Oct 12, 2026 4:45 PM