Accident Moderate Severity Stale

CHP : Residual delays on US-101 Southbound south of Brittan Ave (San Carlos). Right shoulder blocked. Expect delays.

A injury accident was reported on US-101 S near San Mateo on June 18, 2026 at 3:34 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Jun 18, 8:34 AM

Last Updated

45 minutes ago

Jun 18, 9:00 AM

Coordinates

37.5053, -122.2465

Update History

2 observations

CHP : Residual delays on US-101 Southbound south of Brittan Ave (San Carlos). Right shoulder blocked. Expect delays. Jun 18, 9:00 AM

CHP : Traffic Collision on US-101 Southbound north of Whipple Ave (Redwood City). Lane blocked. Expect delays. Jun 18, 8:45 AM

Source: 511_sfbay · ID 511.org/1509882 First seen Jun 18, 2026 8:45 AM