Accident High Severity Resolved

CHP : Traffic Hazard on US-101 Southbound entering at Bicentennial Way (Santa Rosa). On Ramp affected. Expect delays.

A high-severity accident was reported on US-101 S near Sonoma on October 4, 2026 at 7:39 PM.

Road

US-101 S

Area

Sonoma

Address

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Started

Oct 4, 12:39 PM

Last Updated

3 weeks, 1 day ago

Oct 4, 1:15 PM

Resolved

Oct 4, 7:30 PM

Coordinates

38.4679, -122.7284

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound entering at Bicentennial Way (Santa Rosa). On Ramp affected. Expect delays. Oct 4, 12:45 PM

Source: 511_sfbay · ID 511.org/1558882 First seen Oct 4, 2026 12:45 PM