Accident High Severity Resolved

CHP : Traffic Collision on CA-84 Westbound west of Dumbarton Bridge - Toll Plaza (Fremont). Right shoulder affected. Expect delays.

A high-severity accident was reported on CA-84 W near San Mateo on September 21, 2026 at 1:59 PM.

Road

CA-84 W

Area

San Mateo

Address

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Started

Sep 21, 6:59 AM

Last Updated

1 month ago

Sep 21, 7:00 AM

Resolved

Sep 21, 1:00 PM

Coordinates

37.5355, -122.0750

Update History

1 observations

CHP : Traffic Collision on CA-84 Westbound west of Dumbarton Bridge - Toll Plaza (Fremont). Right shoulder affected. Expect delays. Sep 21, 7:00 AM

Source: 511_sfbay · ID 511.org/1552404 First seen Sep 21, 2026 7:00 AM