Accident High Severity Resolved

CHP : Disabled vehicle on US-101 Southbound north of Lagoon Way (South San Francisco). Off Ramp affected. Expect delays.

A high-severity accident was reported on US-101 S near San Mateo on October 12, 2026 at 6:52 AM.

Road

US-101 S

Area

San Mateo

Address

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Started

Oct 11, 11:52 PM

Last Updated

2 weeks, 1 day ago

Oct 12, 12:00 AM

Resolved

Oct 12, 6:00 AM

Coordinates

37.6934, -122.3917

Update History

2 observations

CHP : Disabled vehicle on US-101 Southbound north of Lagoon Way (South San Francisco). Off Ramp affected. Expect delays. Oct 12, 12:00 AM

CHP : Disabled vehicle on US-101 Southbound north of Lagoon Way (South San Francisco). Off Ramp affected. Expect delays. Oct 11, 11:30 PM

Source: 511_sfbay · ID 511.org/1562437 First seen Oct 11, 2026 11:30 PM