Accident
Low Severity
Resolved
CHP : Traffic Collision on CA-4 Westbound east of Center Ave (Martinez). Center Divider affected. Expect delays.
A minor accident was reported on CA-4 W near Contra Costa on May 17, 2026 at 6:26 AM.
Last Updated
1 week, 5 days ago
May 17, 1:45 AM
Coordinates
37.9964, -122.1170
Update History
2 observations
CHP : Traffic Collision on CA-4 Westbound east of Center Ave (Martinez). Center Divider affected. Expect delays.
May 16, 11:30 PM
CHP : Traffic Collision on CA-4 Westbound east of Center Ave (Martinez). Center Divider affected. Expect delays.
May 16, 9:15 PM
Source: 511_sfbay · ID 511.org/1495597
First seen May 16, 2026 9:15 PM