Accident High Severity Resolved

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd S (Petaluma). Lanes affected. Expect delays.

A high-severity accident was reported on US-101 S near Sonoma on September 29, 2026 at 10:15 AM.

Road

US-101 S

Area

Sonoma

Address

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Started

Sep 29, 3:15 AM

Last Updated

4 weeks ago

Sep 29, 3:30 AM

Resolved

Sep 29, 9:30 AM

Coordinates

38.2236, -122.6118

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound north of Petaluma Blvd S (Petaluma). Lanes affected. Expect delays. Sep 29, 3:30 AM

Source: 511_sfbay · ID 511.org/1556250 First seen Sep 29, 2026 3:30 AM