Accident High Severity Stale

CHP : Traffic Collision with Injuries on US-101 Northbound north of Lakeville Hwy (Petaluma). On Ramp affected. Expect delays.

A high-severity accident was reported on US-101 N near Sonoma on November 4, 2026 at 6:16 AM.

Road

US-101 N

Area

Sonoma

Address

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Started

Nov 3, 10:16 PM

Last Updated

35 minutes ago

Nov 4, 12:00 AM

Coordinates

38.2336, -122.6179

Update History

3 observations

CHP : Traffic Collision with Injuries on US-101 Northbound north of Lakeville Hwy (Petaluma). On Ramp affected. Expect delays. Nov 3, 10:30 PM

CHP : Traffic Collision with Injuries on US-101 Northbound north of Lakeville Hwy (Petaluma). On Ramp affected. Expect delays. Nov 3, 10:00 PM

CHP : Traffic Collision with Injuries on US-101 Northbound north of Lakeville Hwy (Petaluma). Lane blocked. Expect delays. Nov 3, 9:30 PM

Source: 511_sfbay · ID 511.org/1572667 First seen Nov 3, 2026 9:30 PM