Accident Moderate Severity Resolved

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

A injury accident was reported on I-280 S near San Mateo on September 29, 2026 at 9:37 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Sep 29, 2:37 PM

Last Updated

4 weeks ago

Sep 29, 3:00 PM

Resolved

Sep 29, 9:15 PM

Coordinates

37.4105, -122.1993

Update History

1 observations

CHP : Traffic Hazard on I-280 Southbound north of Alpine Rd (Menlo Park). Lane affected. Expect delays. Sep 29, 3:00 PM

Source: 511_sfbay · ID 511.org/1556527 First seen Sep 29, 2026 3:00 PM