Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound north of CA-92 W (San Mateo). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on July 31, 2026 at 4:17 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Jul 31, 9:17 AM

Last Updated

1 day ago

Jul 31, 9:45 AM

Resolved

Jul 31, 4:00 PM

Coordinates

37.5595, -122.3019

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound north of CA-92 W (San Mateo). Lane affected. Expect delays. Jul 31, 9:30 AM

Source: 511_sfbay · ID 511.org/1529024 First seen Jul 31, 2026 9:30 AM