Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Southbound north of I-280 S-CA-92 W Ramp (San Mateo). Right lane affected. Expect delays.

A injury accident was reported on I-280 S near San Mateo on August 6, 2026 at 2:49 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Aug 6, 7:49 AM

Last Updated

8 hours, 47 minutes ago

Aug 6, 8:00 AM

Resolved

Aug 6, 2:00 PM

Coordinates

37.5249, -122.3582

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound north of I-280 S-CA-92 W Ramp (San Mateo). Right lane affected. Expect delays. Aug 6, 8:00 AM

Source: 511_sfbay · ID 511.org/1531742 First seen Aug 6, 2026 8:00 AM