Accident High Severity Stale

CHP : Severe traffic alert and Traffic Collision and Traffic Hazard on I-280 Northbound north of Bunker Hill Dr (San Mateo). Right lanes blocked. Expect delays.

A high-severity accident was reported on I-280 N near San Mateo on April 24, 2026 at 10:50 PM.

Road

I-280 N

Area

San Mateo

Address

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Started

Apr 24, 3:50 PM

Last Updated

1 hour, 31 minutes ago

Apr 24, 4:30 PM

Coordinates

37.5280, -122.3595

Update History

3 observations

CHP : Severe traffic alert and Traffic Collision and Traffic Hazard on I-280 Northbound north of Bunker Hill Dr (San Mateo). Right lanes blocked. Expect delays. Apr 24, 4:30 PM

CHP : Traffic Collision and Traffic Hazard on I-280 Northbound north of Bunker Hill Dr (San Mateo). Right lanes blocked. Expect delays. Apr 24, 4:15 PM

CHP : Traffic Collision and Traffic Hazard on I-280 Northbound north of Bunker Hill Dr (San Mateo). Right lane affected. Expect delays. Apr 24, 4:00 PM

Source: 511_sfbay · ID 511.org/1485694 First seen Apr 24, 2026 4:00 PM

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