Accident Moderate Severity Resolved

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays.

A injury accident was reported on I-280 S near San Francisco on May 28, 2026 at 3:09 PM.

Road

I-280 S

Area

San Francisco

Address

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Started

May 28, 8:09 AM

Last Updated

4 months, 4 weeks ago

May 28, 2:00 PM

Resolved

May 28, 8:00 PM

Coordinates

37.7639, -122.3931

Update History

7 observations

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 1:15 PM

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 12:45 PM

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 11:15 AM

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 11:00 AM

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 9:45 AM

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 9:15 AM

CHP : Flooding on I-280 Southbound north of Mariposa St (San Francisco). 3rd lane from the left affected. Expect delays. May 28, 8:15 AM

Source: 511_sfbay · ID 511.org/1500452 First seen May 28, 2026 8:15 AM