Accident High Severity Resolved

CHP : Traffic Hazard on I-280 Northbound exiting at Alpine Rd (Menlo Park). Off Ramp blocked. Expect delays.

A high-severity accident was reported on I-280 N near San Mateo on November 2, 2026 at 5:14 PM.

Road

I-280 N

Area

San Mateo

Address

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Started

Nov 2, 9:14 AM

Last Updated

14 hours, 12 minutes ago

Nov 2, 9:45 AM

Resolved

Nov 2, 4:00 PM

Coordinates

37.4076, -122.1904

Update History

1 observations

CHP : Traffic Hazard on I-280 Northbound exiting at Alpine Rd (Menlo Park). Off Ramp blocked. Expect delays. Nov 2, 9:15 AM

Source: 511_sfbay · ID 511.org/1571846 First seen Nov 2, 2026 9:15 AM