Accident
Low Severity
Resolved
CHP : Residual delays on CA-4 Eastbound west of Cummings Skwy (Port Costa). Center Divider affected. Expect delays.
A minor accident was reported on CA-4 E near Contra Costa on May 12, 2026 at 3:42 PM.
Last Updated
2 weeks, 3 days ago
May 12, 8:45 AM
Coordinates
38.0129, -122.1960
Update History
4 observations
CHP : Residual delays on CA-4 Eastbound west of Cummings Skwy (Port Costa). Center Divider affected. Expect delays.
May 12, 8:45 AM
CHP : Traffic Collision on CA-4 Eastbound west of Cummings Skwy (Port Costa). Lane affected. Expect delays.
May 12, 8:30 AM
CHP : Traffic Collision on CA-4 Eastbound west of Cummings Skwy (Port Costa). Lane affected. Expect delays.
May 12, 8:15 AM
CHP : Traffic Collision on CA-4 Eastbound west of Cummings Skwy (Port Costa). Lane affected. Expect delays.
May 12, 8:00 AM
Source: 511_sfbay · ID 511.org/1493319
First seen May 12, 2026 8:00 AM