Accident High Severity Resolved

CHP : Traffic Collision on I-580 Westbound exiting at Hopyard Rd (Pleasanton). Off Ramp blocked. Expect delays.

A high-severity accident was reported on I-580 W near Alameda on June 21, 2026 at 9:31 PM.

Road

I-580 W

Area

Alameda

Address

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Started

Jun 21, 2:31 PM

Last Updated

1 month, 1 week ago

Jun 21, 3:00 PM

Resolved

Jun 21, 9:15 PM

Coordinates

37.7018, -121.9015

Update History

2 observations

CHP : Traffic Collision on I-580 Westbound exiting at Hopyard Rd (Pleasanton). Off Ramp blocked. Expect delays. Jun 21, 3:00 PM

CHP : Traffic Collision on I-580 Westbound at Hopyard Rd (Pleasanton). Lane blocked. Expect delays. Jun 21, 2:45 PM

Source: 511_sfbay · ID 511.org/1511267 First seen Jun 21, 2026 2:45 PM