Major Traffic Collision Disrupts I-15 South

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

📍 Rancho Cucamonga, CA

📅 Published: August 3, 2025 at 02:31 AM

Map showing the location of the accident in Rancho Cucamonga, CA
Rancho Cucamonga, August 3, 2025 -

A significant traffic collision occurred today on Interstate 15 South near Foothill Boulevard in Rancho Cucamonga, CA, resulting in major traffic disruptions. The incident involved three vehicles and blocked at least half of the roadway, leading to considerable delays for drivers during the early morning hours.

Emergency response teams quickly arrived at the scene to manage traffic and ensure safety. Initially, tow services were requested to assist with vehicle clearance, but some of these requests were later canceled as the situation progressed. As of now, traffic remains open in the third and fourth lanes, but congestion is expected as vehicles navigate around the blocked lanes.

Motorists are advised to exercise caution when traveling through this area and to anticipate potential backups as crews work to clear the scene. The California Highway Patrol is actively managing the incident to facilitate the flow of traffic.

For those planning to travel on Interstate 15 South today, it is recommended to seek alternate routes if possible to avoid the traffic incident and minimize delays. Stay tuned for further updates as the situation develops and road conditions improve.

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