Accident High Severity Stale

CHP : Traffic Collision on I-280 Northbound exiting at Millbrae Ave (Millbrae). Right lane and exit ramp blocked. Expect delays.

A high-severity accident was reported on I-280 N near San Mateo on October 28, 2026 at 1:12 AM.

Road

I-280 N

Area

San Mateo

Address

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Started

Oct 27, 6:12 PM

Last Updated

54 minutes ago

Oct 27, 7:00 PM

Coordinates

37.5857, -122.4080

Update History

3 observations

CHP : Traffic Collision on I-280 Northbound exiting at Millbrae Ave (Millbrae). Right lane and exit ramp blocked. Expect delays. Oct 27, 7:00 PM

CHP : Traffic Collision on I-280 Northbound exiting at Millbrae Ave (Millbrae). Right lane blocked. Expect delays. Oct 27, 6:30 PM

CHP : Traffic Collision on I-280 Northbound at Millbrae Ave (Millbrae). Right lane blocked. Expect delays. Oct 27, 6:15 PM

Source: 511_sfbay · ID 511.org/1569457 First seen Oct 27, 2026 6:15 PM