Accident Resolved

CHP : Residual delays on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes open. Expect delays.

A accident was reported on CA-1 N near Sonoma on April 12, 2026 at 12:18 AM.

Road

CA-1 N

Area

Sonoma

Address

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Started

Apr 11, 5:18 PM

Last Updated

6 months, 2 weeks ago

Apr 11, 7:30 PM

Resolved

Apr 12, 1:30 AM

Coordinates

38.4637, -123.1493

Update History

5 observations

CHP : Residual delays on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes open. Expect delays. Apr 11, 7:30 PM

CHP : Severe traffic alert and Traffic Collision with Injuries on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 11, 7:00 PM

CHP : Severe traffic alert and Traffic Collision with Injuries on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 11, 6:45 PM

CHP : Severe traffic alert and Traffic Collision with Injuries on CA-1 Northbound and Southbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 11, 6:30 PM

CHP : Severe traffic alert and Traffic Collision with Injuries on CA-1 Northbound and Southbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 11, 6:15 PM

Source: 511_sfbay · ID 511.org/1479938 First seen Apr 11, 2026 6:15 PM