Accident Moderate Severity Stale

CHP : Traffic Collision on US-101 Southbound at W Sierra Ave (Cotati). Lane affected. Expect delays.

A injury accident was reported on US-101 S near Sonoma on April 23, 2026 at 12:59 PM.

Road

US-101 S

Area

Sonoma

Address

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Started

Apr 23, 5:59 AM

Last Updated

1 hour, 43 minutes ago

Apr 23, 6:00 AM

Coordinates

38.3253, -122.7129

Update History

2 observations

CHP : Traffic Collision on US-101 Southbound at W Sierra Ave (Cotati). Lane affected. Expect delays. Apr 23, 6:00 AM

CHP : Traffic Collision on US-101 Southbound at W Sierra Ave (Cotati). Lane affected. Expect delays. Apr 23, 5:45 AM

Source: 511_sfbay · ID 511.org/1485031 First seen Apr 23, 2026 5:45 AM