Accident High Severity Stale

CHP : Traffic Collision on I-580 Westbound exiting at Main St (San Quentin). Off Ramp affected. Expect delays.

A high-severity accident was reported on I-580 W near Marin on April 22, 2026 at 10:50 PM.

Road

I-580 W

Area

Marin

Address

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Started

Apr 22, 3:50 PM

Last Updated

1 hour, 20 minutes ago

Apr 22, 4:15 PM

Coordinates

37.9436, -122.4798

Update History

2 observations

CHP : Traffic Collision on I-580 Westbound exiting at Main St (San Quentin). Off Ramp affected. Expect delays. Apr 22, 4:15 PM

CHP : Traffic Collision on I-580 Westbound exiting at Main St (San Quentin). Off Ramp affected. Expect delays. Apr 22, 4:00 PM

Source: 511_sfbay · ID 511.org/1484819 First seen Apr 22, 2026 4:00 PM