Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound north of Airport Exit (Millbrae). Lane affected. Expect delays.

A injury accident was reported on US-101 S near San Mateo on October 29, 2026 at 12:52 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Oct 29, 5:52 AM

Last Updated

6 hours, 23 minutes ago

Oct 29, 6:15 AM

Resolved

Oct 29, 12:30 PM

Coordinates

37.6136, -122.3968

Update History

2 observations

CHP : Traffic Hazard on US-101 Southbound north of Airport Exit (Millbrae). Lane affected. Expect delays. Oct 29, 6:00 AM

CHP : Traffic Hazard on US-101 Southbound north of I-380 W (South San Francisco). Lane affected. Expect delays. Oct 29, 5:45 AM

Source: 511_sfbay · ID 511.org/1570189 First seen Oct 29, 2026 5:45 AM