Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Southbound north of Alpine Rd (Menlo Park). Lanes affected. Expect delays.

A injury accident was reported on I-280 S near San Mateo on October 9, 2026 at 11:09 AM.

Road

I-280 S

Area

San Mateo

Address

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Started

Oct 9, 4:09 AM

Last Updated

3 weeks, 1 day ago

Oct 9, 4:30 AM

Resolved

Oct 9, 10:45 AM

Coordinates

37.4067, -122.1896

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound north of Alpine Rd (Menlo Park). Lanes affected. Expect delays. Oct 9, 4:15 AM

Source: 511_sfbay · ID 511.org/1561355 First seen Oct 9, 2026 4:15 AM