Accident Moderate Severity Stale

CHP : Traffic Hazard on I-280 Southbound north of John Daly Blvd (Daly City). Lane affected. Expect delays.

A injury accident was reported on I-280 S near San Mateo on May 21, 2026 at 11:20 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

May 21, 4:20 PM

Last Updated

3 hours, 59 minutes ago

May 21, 4:30 PM

Coordinates

37.7103, -122.4654

Update History

2 observations

CHP : Traffic Hazard on I-280 Southbound north of John Daly Blvd (Daly City). Lane affected. Expect delays. May 21, 4:30 PM

CHP : Traffic Hazard on I-280 Southbound north of John Daly Blvd (Daly City). Lanes blocked. Expect delays. May 21, 4:15 PM

Source: 511_sfbay · ID 511.org/1497888 First seen May 21, 2026 4:15 PM