Multi-Vehicle Collision Causes Traffic Delays on I-405

Traffic Collision on Interstate 405 South in Santa Ana Causes Delays Today

📍 Santa Ana, CA

📅 Published: September 16, 2025 at 09:30 AM

Map showing the location of the accident in Santa Ana, CA
Santa Ana, September 16, 2025 -

A traffic collision involving three vehicles occurred today on Interstate 405 South near the Macarthur Boulevard off-ramp in Santa Ana, CA. The incident took place during the busy morning commute at approximately 7:24 AM and involved a gray Nissan, a black Hummer H3, and a red motorcycle.

Emergency response units quickly arrived at the scene to manage the situation and ensure safety. All vehicles were located on the right-hand shoulder, and traffic control measures were implemented to minimize disruption. A tow truck was requested for the red motorcycle, which was subsequently hooked up for towing.

By 9:12 AM, emergency responders reported that the scene was clearing, indicating that the traffic incident was being resolved. However, motorists may have experienced delays and congestion in the area due to the ongoing response and lane management efforts.

Drivers traveling on Interstate 405 South should remain cautious and expect potential backups as the final clearance of the scene takes place. Authorities are working diligently to restore normal traffic flow as quickly as possible. Stay tuned for updates on this traffic incident as the situation develops.

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