Accident High Severity Resolved

CHP : Disabled vehicle on CA-4 Eastbound at Lone Tree Way Bypass (Antioch). Lanes blocked. Expect delays.

A high-severity accident was reported on CA-4 E near Contra Costa on May 25, 2026 at 4:22 PM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

May 25, 9:22 AM

Last Updated

13 hours, 4 minutes ago

May 25, 9:45 AM

Resolved

May 25, 4:00 PM

Coordinates

37.9572, -121.7449

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound at Lone Tree Way Bypass (Antioch). Lanes blocked. Expect delays. May 25, 9:30 AM

Source: 511_sfbay · ID 511.org/1499146 First seen May 25, 2026 9:30 AM