Accident Moderate Severity Resolved

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

A injury accident was reported on I-280 S near San Mateo on May 17, 2026 at 5:11 AM.

Road

I-280 S

Area

San Mateo

Address

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Started

May 16, 10:11 PM

Last Updated

5 months, 1 week ago

May 16, 10:45 PM

Resolved

May 17, 4:45 AM

Coordinates

37.6498, -122.4524

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound at Westborough Blvd (South San Francisco). Right lane blocked. Expect delays. May 16, 10:15 PM

Source: 511_sfbay · ID 511.org/1495601 First seen May 16, 2026 10:15 PM