Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Northbound south of S Airport Blvd (South San Francisco). Right lane blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on July 31, 2026 at 4:51 PM.

Road

US-101 N

Area

San Mateo

Address

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Started

Jul 31, 9:51 AM

Last Updated

9 hours, 36 minutes ago

Jul 31, 10:00 AM

Resolved

Jul 31, 4:15 PM

Coordinates

37.6431, -122.4060

Update History

1 observations

CHP : Traffic Hazard on US-101 Northbound south of S Airport Blvd (South San Francisco). Right lane blocked. Expect delays. Jul 31, 10:00 AM

Source: 511_sfbay · ID 511.org/1529054 First seen Jul 31, 2026 10:00 AM