Accident High Severity Stale

CHP : Disabled vehicle on US-101 Southbound south of Marsh Rd (Menlo Park). Off Ramp affected. Expect delays.

A high-severity accident was reported on US-101 S near San Mateo on June 17, 2026 at 8:15 AM.

Road

US-101 S

Area

San Mateo

Address

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Started

Jun 17, 1:15 AM

Last Updated

5 hours, 31 minutes ago

Jun 17, 1:30 AM

Coordinates

37.4833, -122.1808

Update History

2 observations

CHP : Disabled vehicle on US-101 Southbound south of Marsh Rd (Menlo Park). Off Ramp affected. Expect delays. Jun 17, 1:30 AM

CHP : Disabled vehicle on US-101 Southbound south of Marsh Rd (Menlo Park). Off Ramp affected. Expect delays. Jun 17, 1:15 AM

Source: 511_sfbay · ID 511.org/1509313 First seen Jun 17, 2026 1:15 AM