Accident Moderate Severity Stale

CHP : Residual delays on I-280 Southbound north of Avalon Dr (South San Francisco). Right shoulder affected. Expect delays.

A injury accident was reported on I-280 S near San Mateo on June 1, 2026 at 2:58 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Jun 1, 7:58 AM

Last Updated

1 hour, 24 minutes ago

Jun 1, 8:00 AM

Coordinates

37.6372, -122.4401

Update History

1 observations

CHP : Residual delays on I-280 Southbound north of Avalon Dr (South San Francisco). Right shoulder affected. Expect delays. Jun 1, 8:00 AM

Source: 511_sfbay · ID 511.org/1502052 First seen Jun 1, 2026 8:00 AM