Accident Moderate Severity Active

CHP : Traffic Collision on US-101 Southbound south of Petaluma Blvd N (Petaluma). 2nd lane from the left affected. Expect delays.

A injury accident was reported on US-101 S near Sonoma on August 4, 2026 at 1:47 PM.

Road

US-101 S

Area

Sonoma

Address

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Started

Aug 4, 6:47 AM

Last Updated

12 minutes ago

Aug 4, 8:30 AM

Coordinates

38.2718, -122.6700

Update History

3 observations

CHP : Traffic Collision on US-101 Southbound south of Petaluma Blvd N (Petaluma). 2nd lane from the left affected. Expect delays. Aug 4, 8:15 AM

CHP : Traffic Collision on US-101 Southbound south of Petaluma Blvd N (Petaluma). 2nd lane from the left affected. Expect delays. Aug 4, 7:15 AM

CHP : Traffic Collision on US-101 Northbound at Old Redwood Hwy (petaluma) (Petaluma). 2nd lane from the left affected. Expect delays. Aug 4, 7:00 AM

Source: 511_sfbay · ID 511.org/1530624 First seen Aug 4, 2026 7:00 AM