Major Traffic Disruptions on I-15 South

Traffic Collision on Interstate 15 South in Rancho Cucamonga Causes Delays Today

📍 Rancho Cucamonga, CA

📅 Published: June 13, 2025 at 01:32 AM

Map showing the location of the accident in Rancho Cucamonga, CA
Rancho Cucamonga, June 12, 2025 -

A traffic collision on Interstate 15 South in Rancho Cucamonga, CA, has led to significant traffic disruptions today. The incident, which involved two vehicles—a red Chevrolet and a white Honda—occurred shortly before midnight. Emergency response units quickly arrived at the scene to manage traffic and ensure safety.

Both vehicles were found on the right-hand shoulder, prompting lane closures that affected the flow of traffic. A tow truck was dispatched to remove one of the vehicles, contributing to delays for motorists in the area. Emergency personnel worked diligently to control the situation and minimize congestion.

Drivers traveling on Interstate 15 South near 4th Street should anticipate backups as the scene is cleared. The presence of emergency units may continue to impact traffic flow for some time. Motorists are advised to consider alternate routes to avoid delays associated with this traffic collision.

This incident serves as a reminder of the importance of cautious driving, especially during nighttime hours when visibility may be limited. Adhering to traffic laws and being aware of surrounding vehicles is crucial for maintaining safety on the road.

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