Accident Moderate Severity Resolved

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

A injury accident was reported on I-280 S near San Mateo on October 5, 2026 at 3:21 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Oct 5, 8:21 AM

Last Updated

3 weeks, 1 day ago

Oct 5, 8:45 AM

Resolved

Oct 5, 2:45 PM

Coordinates

37.4087, -122.1944

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound north of Alpine Rd (Menlo Park). Left lane affected. Expect delays. Oct 5, 8:30 AM

Source: 511_sfbay · ID 511.org/1559138 First seen Oct 5, 2026 8:30 AM