Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound south of Grand Ave (South San Francisco). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on June 13, 2026 at 7:12 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Jun 13, 12:12 PM

Last Updated

1 day, 12 hours ago

Jun 13, 12:30 PM

Resolved

Jun 13, 6:45 PM

Coordinates

37.6586, -122.4054

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound south of Grand Ave (South San Francisco). Lane affected. Expect delays. Jun 13, 12:15 PM

Source: 511_sfbay · ID 511.org/1507898 First seen Jun 13, 2026 12:15 PM