Accident High Severity Resolved

CHP : Traffic Hazard on I-580 Westbound entering at Santa Rita Rd (Pleasanton). On Ramp blocked. Expect delays.

A high-severity accident was reported on I-580 W near Alameda on August 12, 2026 at 12:15 AM.

Road

I-580 W

Area

Alameda

Address

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Started

Aug 11, 5:15 PM

Last Updated

17 hours, 34 minutes ago

Aug 11, 5:45 PM

Resolved

Aug 12, 12:00 AM

Coordinates

37.7017, -121.8754

Update History

2 observations

CHP : Traffic Hazard on I-580 Westbound entering at Santa Rita Rd (Pleasanton). On Ramp blocked. Expect delays. Aug 11, 5:45 PM

CHP : Traffic Hazard on I-580 Westbound east of Hacienda Dr (Pleasanton). Right lane affected. Expect delays. Aug 11, 5:30 PM

Source: 511_sfbay · ID 511.org/1534151 First seen Aug 11, 2026 5:30 PM