Accident Moderate Severity Resolved

CHP : Traffic Collision on US-101 Southbound at E Washington St (Petaluma). Left lane blocked. Expect delays.

A injury accident was reported on US-101 S near Sonoma on September 11, 2026 at 12:45 PM.

Road

US-101 S

Area

Sonoma

Address

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Started

Sep 11, 5:45 AM

Last Updated

1 month, 2 weeks ago

Sep 11, 7:15 AM

Resolved

Sep 11, 1:15 PM

Coordinates

38.2463, -122.6266

Update History

3 observations

CHP : Traffic Collision on US-101 Southbound at E Washington St (Petaluma). Left lane blocked. Expect delays. Sep 11, 7:15 AM

CHP : Traffic Collision on US-101 Southbound at Lakeville St (Petaluma). Left lanes blocked. Expect delays. Sep 11, 6:45 AM

CHP : Traffic Hazard on US-101 Southbound at Lakeville St (Petaluma). Lane affected. Expect delays. Sep 11, 6:00 AM

Source: 511_sfbay · ID 511.org/1547873 First seen Sep 11, 2026 6:00 AM