Accident High Severity Resolved

CHP : Severe traffic alert and Grass fire on I-580 Westbound at I-238 N (Castro Valley). Left lane blocked. Expect delays.

A high-severity accident was reported on I-580 W near Alameda on September 1, 2026 at 9:28 PM.

Road

I-580 W

Area

Alameda

Address

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Started

Sep 1, 2:28 PM

Last Updated

1 month, 3 weeks ago

Sep 1, 7:30 PM

Resolved

Sep 2, 1:30 AM

Coordinates

37.6908, -122.0933

Update History

8 observations

CHP : Severe traffic alert and Grass fire on I-580 Westbound at I-238 N (Castro Valley). Left lane blocked. Expect delays. Sep 1, 6:45 PM

CHP : Severe traffic alert and Grass fire on I-580 Westbound at I-238 N (Castro Valley). Left lane blocked. Expect delays. Sep 1, 5:45 PM

CHP : Severe traffic alert and Grass fire on I-580 Westbound at I-238 N (Castro Valley). Left and center lanes blocked. Expect delays. Sep 1, 5:30 PM

CHP : Severe traffic alert and Grass fire on I-580 Westbound at I-238 N (Castro Valley). Left and center lanes blocked. Expect delays. Sep 1, 4:30 PM

CHP : Grass fire on I-580 Westbound between Strobridge Ave (Castro Valley) and I-238 N (Castro Valley). All lanes blocked. Avoid the area. Sep 1, 4:00 PM

CHP : Grass fire on I-580 Westbound between Strobridge Ave (Castro Valley) and I-238 N (Castro Valley). All lanes blocked. Avoid the area. Sep 1, 3:15 PM

CHP : Grass fire on I-580 Westbound between I-238 N (Castro Valley) and Strobridge Ave (Castro Valley). All lanes blocked. Avoid the area. Sep 1, 3:00 PM

CHP : Grass fire on I-580 Westbound east of 163RD Ave (Castro Valley). Right shoulder affected. Expect delays. Sep 1, 2:45 PM

Source: 511_sfbay · ID 511.org/1543780 First seen Sep 1, 2026 2:45 PM