Accident Moderate Severity Resolved

CHP : Traffic Hazard on US-101 Southbound at River Rd (Unincorporated). Lane affected. Expect delays.

A injury accident was reported on US-101 S near Sonoma on October 31, 2026 at 6:16 PM.

Road

US-101 S

Area

Sonoma

Address

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Started

Oct 31, 11:16 AM

Last Updated

2 days, 5 hours ago

Oct 31, 11:30 AM

Resolved

Oct 31, 5:45 PM

Coordinates

38.4989, -122.7602

Update History

1 observations

CHP : Traffic Hazard on US-101 Southbound at River Rd (Unincorporated). Lane affected. Expect delays. Oct 31, 11:30 AM

Source: 511_sfbay · ID 511.org/1571233 First seen Oct 31, 2026 11:30 AM