Accident Moderate Severity Active

CHP : Flooding on I-280 Southbound at CA-84 E (Woodside). Right lanes blocked. Expect delays.

A injury accident was reported on I-280 S near San Mateo on April 22, 2026 at 7:26 PM.

Road

I-280 S

Area

San Mateo

Address

Loading…

Started

Apr 22, 12:26 PM

Last Updated

14 minutes ago

Apr 22, 4:00 PM

Coordinates

37.4353, -122.2432

Update History

2 observations

CHP : Flooding on I-280 Southbound at CA-84 E (Woodside). Right lanes blocked. Expect delays. Apr 22, 3:15 PM

CHP : Flooding on I-280 Southbound at CA-84 E (Woodside). Right lanes blocked. Expect delays. Apr 22, 3:00 PM

Source: 511_sfbay · ID 511.org/1484747 First seen Apr 22, 2026 3:00 PM