Major Multi-Vehicle Collision Disrupts Traffic Flow

Traffic Collision on State Route 57 North in San Dimas Causes Delays Today

📍 San Dimas, CA

📅 Published: June 7, 2025 at 07:01 AM

Map showing the location of the accident in San Dimas, CA
San Dimas, June 7, 2025 -

A traffic collision occurred today on State Route 57 North at Covina Boulevard in San Dimas, CA, involving five vehicles. The incident was reported around 6:03 AM and included two Black BMW X5s, a Black BMW SUV, a solo vehicle that lost control, and a Black Dodge Durango.

Emergency services responded promptly to manage the scene and control traffic. As a result of the collision, vehicles were positioned on the right shoulder, leading to potential lane restrictions. This situation may cause delays for morning commuters as cleanup efforts are underway.

Motorists traveling on State Route 57 North should expect possible backups and congestion in the area. The presence of emergency response units may further impact traffic flow, so drivers are advised to exercise caution and consider alternate routes if necessary.

As the situation develops, updates will be provided regarding the status of the roadway and any changes in traffic conditions. Commuters are encouraged to stay informed to navigate their morning travel effectively.

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