Accident
Moderate Severity
Resolved
CHP : Traffic Collision with Injuries on CA-4 Eastbound west of Pacheco Blvd (Pacheco). Right and center lanes blocked. Expect delays.
A injury accident was reported on CA-4 E near Contra Costa on August 22, 2026 at 9:20 PM.
Last Updated
1 day ago
Aug 22, 3:15 PM
Coordinates
37.9932, -122.0739
Update History
3 observations
CHP : Traffic Collision with Injuries on CA-4 Eastbound west of Pacheco Blvd (Pacheco). Right and center lanes blocked. Expect delays.
Aug 22, 3:15 PM
CHP : Traffic Collision with Injuries on CA-4 Eastbound west of Pacheco Blvd (Pacheco). Right and center lanes blocked. Expect delays.
Aug 22, 2:45 PM
CHP : Traffic Collision with Injuries on CA-4 Eastbound west of Pacheco Blvd (Pacheco). Right and center lanes blocked. Expect delays.
Aug 22, 2:30 PM
Source: 511_sfbay · ID 511.org/1539395
First seen Aug 22, 2026 2:30 PM