Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Northbound south of Grand Ave (South San Francisco). Right lanes blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on April 7, 2026 at 3:20 PM.

Road

US-101 N

Area

San Mateo

Address

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Started

Apr 7, 8:20 AM

Last Updated

6 months, 3 weeks ago

Apr 7, 9:15 AM

Resolved

Apr 7, 3:15 PM

Coordinates

37.6501, -122.4066

Update History

2 observations

CHP : Traffic Hazard on US-101 Northbound south of Grand Ave (South San Francisco). Right lanes blocked. Expect delays. Apr 7, 9:00 AM

CHP : Traffic Hazard on US-101 Northbound south of Oyster Point Blvd (South San Francisco). Center lane affected. Expect delays. Apr 7, 8:30 AM

Source: 511_sfbay · ID 511.org/1477901 First seen Apr 7, 2026 8:30 AM