Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Northbound at Westborough Blvd (South San Francisco). Lane blocked. Expect delays.

A injury accident was reported on I-280 N near San Mateo on October 19, 2026 at 4:26 AM.

Road

I-280 N

Area

San Mateo

Address

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Started

Oct 18, 9:26 PM

Last Updated

1 week, 1 day ago

Oct 18, 10:30 PM

Resolved

Oct 19, 4:30 AM

Coordinates

37.6459, -122.4496

Update History

1 observations

CHP : Traffic Hazard on I-280 Northbound at Westborough Blvd (South San Francisco). Lane blocked. Expect delays. Oct 18, 9:30 PM

Source: 511_sfbay · ID 511.org/1565588 First seen Oct 18, 2026 9:30 PM