Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Southbound south of Westborough Blvd (South San Francisco). Lane affected. Expect delays.

A injury accident was reported on I-280 S near San Mateo on August 9, 2026 at 6:26 AM.

Road

I-280 S

Area

San Mateo

Address

Loading…

Started

Aug 8, 11:26 PM

Last Updated

2 months, 2 weeks ago

Aug 9, 2:30 AM

Resolved

Aug 9, 8:30 AM

Coordinates

37.6437, -122.4472

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound south of Westborough Blvd (South San Francisco). Lane affected. Expect delays. Aug 8, 11:30 PM

Source: 511_sfbay · ID 511.org/1533011 First seen Aug 8, 2026 11:30 PM