Major Collision Closes State Route 4 West

Traffic Collision on State Route 4 in Antioch Causes Major Delays Today

📍 Antioch, CA

📅 Published: June 14, 2025 at 06:33 AM

🔄 Updated: June 14, 2025 at 08:02 AM

Map showing the location of the accident in Antioch, CA
Antioch, June 14, 2025 -

A significant traffic collision occurred today on State Route 4 West near Laurel Road in Antioch, CA, resulting in major traffic disruptions during the morning commute. The incident involved three vehicles: a white car, a black sedan, and a gray pickup truck with a blue component, which collided with a semi-truck.

Due to the crash, all westbound lanes of State Route 4 were fully closed for approximately 60 minutes, leading to considerable traffic delays and congestion in the area. Motorists were advised to seek alternate routes to avoid the backup.

Emergency response teams arrived promptly to manage traffic flow and control the incident area. A tow truck was called to the scene to remove the involved vehicles, which were either towed or secured for removal. The California Department of Transportation was also notified to assist with debris cleanup and ensure the roadway was safe for drivers once the situation was resolved.

As traffic began to clear, a police unit confirmed that all lanes were reopened, allowing for the resumption of normal traffic flow. Drivers traveling through Antioch, CA, should remain cautious and stay updated on traffic conditions as the area recovers from this traffic incident.

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