Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Southbound north of CA-84 W (Woodside). Right lanes blocked. Expect delays.

A injury accident was reported on I-280 S near San Mateo on September 29, 2026 at 9:02 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Sep 29, 2:02 PM

Last Updated

4 weeks ago

Sep 29, 2:15 PM

Resolved

Sep 29, 8:30 PM

Coordinates

37.4383, -122.2469

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound north of CA-84 W (Woodside). Right lanes blocked. Expect delays. Sep 29, 2:15 PM

Source: 511_sfbay · ID 511.org/1556504 First seen Sep 29, 2026 2:15 PM