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 4, 2026 at 10:43 PM.

Road

CA-1 N

Area

Sonoma

Address

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Started

Apr 4, 3:43 PM

Last Updated

6 months, 3 weeks ago

Apr 4, 6:30 PM

Resolved

Apr 5, 12:30 AM

Coordinates

38.5348, -123.2772

Update History

5 observations

CHP : Residual delays on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes open. Expect delays. Apr 4, 6:15 PM

CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 4, 5:45 PM

CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 4, 4:45 PM

CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 4, 4:00 PM

CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area. Apr 4, 3:45 PM

Source: 511_sfbay · ID 511.org/1477029 First seen Apr 4, 2026 3:45 PM