Accident Moderate Severity Resolved

CHP : Traffic Collision on US-101 Northbound south of Peninsula Ave (San Mateo). Right lanes blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on October 15, 2026 at 6:03 PM.

Road

US-101 N

Area

San Mateo

Address

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Started

Oct 15, 11:03 AM

Last Updated

2 weeks ago

Oct 15, 12:00 PM

Resolved

Oct 15, 6:15 PM

Coordinates

37.5818, -122.3257

Update History

3 observations

CHP : Traffic Collision on US-101 Northbound south of Peninsula Ave (San Mateo). Right lanes blocked. Expect delays. Oct 15, 12:00 PM

CHP : Traffic Collision on US-101 Northbound south of Peninsula Ave (San Mateo). Left and center lanes blocked. Expect delays. Oct 15, 11:30 AM

CHP : Traffic Collision on US-101 Northbound south of Peninsula Ave (San Mateo). Lane blocked. Expect delays. Oct 15, 11:15 AM

Source: 511_sfbay · ID 511.org/1564151 First seen Oct 15, 2026 11:15 AM