Accident High Severity Resolved

CHP : Traffic Hazard on US-101 Southbound entering at Old Redwood Hwy (Healdsburg). On Ramp blocked. Expect delays.

A high-severity accident was reported on US-101 S near Sonoma on September 9, 2026 at 2:52 PM.

Road

US-101 S

Area

Sonoma

Address

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Started

Sep 9, 7:52 AM

Last Updated

1 month, 2 weeks ago

Sep 9, 9:00 AM

Resolved

Sep 9, 3:15 PM

Coordinates

38.5929, -122.8494

Update History

2 observations

CHP : Traffic Hazard on US-101 Southbound entering at Old Redwood Hwy (Healdsburg). On Ramp blocked. Expect delays. Sep 9, 9:00 AM

CHP : Traffic Hazard on US-101 Southbound entering at Old Redwood Hwy (Healdsburg). On Ramp blocked. Expect delays. Sep 9, 8:15 AM

Source: 511_sfbay · ID 511.org/1546777 First seen Sep 9, 2026 8:15 AM