Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Southbound north of Farm Hill Blvd (Woodside). Left and center lanes affected. Expect delays.

A injury accident was reported on I-280 S near San Mateo on September 4, 2026 at 9:03 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Sep 4, 2:03 PM

Last Updated

1 month, 3 weeks ago

Sep 4, 2:15 PM

Resolved

Sep 4, 8:15 PM

Coordinates

37.4443, -122.2691

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound north of Farm Hill Blvd (Woodside). Left and center lanes affected. Expect delays. Sep 4, 2:15 PM

Source: 511_sfbay · ID 511.org/1545276 First seen Sep 4, 2026 2:15 PM