Accident High Severity Stale

CHP : Disabled vehicle on US-101 Southbound ramp to I-380 W (South San Francisco). Connector ramp affected. Expect delays.

A high-severity accident was reported on US-101 S near San Mateo on June 4, 2026 at 11:50 PM.

Road

US-101 S

Area

San Mateo

Address

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Started

Jun 4, 4:50 PM

Last Updated

1 hour, 13 minutes ago

Jun 4, 5:00 PM

Coordinates

37.6361, -122.4039

Update History

1 observations

CHP : Disabled vehicle on US-101 Southbound ramp to I-380 W (South San Francisco). Connector ramp affected. Expect delays. Jun 4, 5:00 PM

Source: 511_sfbay · ID 511.org/1503808 First seen Jun 4, 2026 5:00 PM