Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Northbound north of E Hillsdale Blvd (San Mateo). Lane affected. Expect delays.

A injury accident was reported on US-101 N near San Mateo on July 18, 2026 at 1:34 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

Jul 17, 6:34 PM

Last Updated

3 months, 1 week ago

Jul 17, 7:00 PM

Resolved

Jul 18, 1:15 AM

Coordinates

37.5476, -122.2906

Update History

1 observations

CHP : Traffic Hazard on US-101 Northbound north of E Hillsdale Blvd (San Mateo). Lane affected. Expect delays. Jul 17, 6:45 PM

Source: 511_sfbay · ID 511.org/1522735 First seen Jul 17, 2026 6:45 PM