Accident
Resolved
CHP : Traffic Collision on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Lanes open. Expect delays.
A accident was reported on CA-4 E near Contra Costa on June 28, 2026 at 11:26 PM.
Last Updated
3 months, 4 weeks ago
Jun 28, 4:30 PM
Resolved
Jun 28, 10:45 PM
Coordinates
38.0237, -121.9721
Update History
2 observations
CHP : Traffic Collision on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Lanes open. Expect delays.
Jun 28, 4:30 PM
CHP : Traffic Collision on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). 2nd lane from the left blocked. Expect delays.
Jun 28, 4:00 PM
Source: 511_sfbay · ID 511.org/1514456
First seen Jun 28, 2026 4:00 PM