Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound south of Petaluma Blvd S (Petaluma). Right lane blocked. Expect delays.

A injury accident was reported on US-101 S near Sonoma on August 19, 2026 at 1:29 AM.

Road

US-101 S

Area

Sonoma

Address

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Started

Aug 18, 6:29 PM

Last Updated

2 months, 1 week ago

Aug 18, 6:45 PM

Resolved

Aug 19, 1:00 AM

Coordinates

38.2236, -122.6118

Update History

2 observations

CHP : Traffic Hazard on US-101 Southbound south of Petaluma Blvd S (Petaluma). Right lane blocked. Expect delays. Aug 18, 6:45 PM

CHP : Disabled vehicle on US-101 Southbound north of Petaluma Blvd S (Petaluma). Right lane blocked. Expect delays. Aug 18, 6:30 PM

Source: 511_sfbay · ID 511.org/1537487 First seen Aug 18, 2026 6:30 PM