Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-280 Northbound south of Mariposa St (San Francisco). Left shoulder affected. Expect delays.

A injury accident was reported on I-280 N near San Francisco on September 12, 2026 at 10:16 PM.

Road

I-280 N

Area

San Francisco

Address

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Started

Sep 12, 3:16 PM

Last Updated

1 month, 2 weeks ago

Sep 12, 3:30 PM

Resolved

Sep 12, 9:30 PM

Coordinates

37.7598, -122.3922

Update History

1 observations

CHP : Traffic Hazard on I-280 Northbound south of Mariposa St (San Francisco). Left shoulder affected. Expect delays. Sep 12, 3:30 PM

Source: 511_sfbay · ID 511.org/1548553 First seen Sep 12, 2026 3:30 PM