Accident Moderate Severity Resolved

CHP : Traffic Collision on US-101 Northbound at Ralston Ave (Belmont). Center lanes blocked. Expect delays.

A injury accident was reported on US-101 N near San Mateo on July 30, 2026 at 1:39 AM.

Road

US-101 N

Area

San Mateo

Address

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Started

Jul 29, 6:39 PM

Last Updated

6 hours, 34 minutes ago

Jul 29, 6:45 PM

Resolved

Jul 30, 12:45 AM

Coordinates

37.5271, -122.2708

Update History

1 observations

CHP : Traffic Collision on US-101 Northbound at Ralston Ave (Belmont). Center lanes blocked. Expect delays. Jul 29, 6:45 PM

Source: 511_sfbay · ID 511.org/1528160 First seen Jul 29, 2026 6:45 PM