Accident Moderate Severity Active

CHP : Traffic Hazard on I-280 Southbound north of Larkspur Dr (Millbrae). 3rd lane from the left blocked. Expect delays.

A injury accident was reported on I-280 S near San Mateo on August 19, 2026 at 12:06 AM.

Road

I-280 S

Area

San Mateo

Address

Loading…

Started

Aug 18, 5:06 PM

Last Updated

14 minutes ago

Aug 18, 6:30 PM

Coordinates

37.5986, -122.4225

Update History

3 observations

CHP : Traffic Hazard on I-280 Southbound north of Larkspur Dr (Millbrae). 3rd lane from the left blocked. Expect delays. Aug 18, 6:15 PM

CHP : Traffic Hazard on I-280 Southbound north of Larkspur Dr (Millbrae). 3rd lane from the left blocked. Expect delays. Aug 18, 5:45 PM

CHP : Traffic Hazard on I-280 Southbound north of Larkspur Dr (Millbrae). 3rd lane from the left affected. Expect delays. Aug 18, 5:30 PM

Source: 511_sfbay · ID 511.org/1537447 First seen Aug 18, 2026 5:30 PM