Major Traffic Disruption on I-405 in Costa Mesa

Traffic Collision on Interstate 405 in Costa Mesa Causes Delays Today

📍 Costa Mesa, CA

📅 Published: August 30, 2025 at 03:38 AM

🔄 Updated: August 30, 2025 at 06:31 AM

Map showing the location of the accident in Costa Mesa, CA
Costa Mesa, August 30, 2025 -

A traffic collision on Interstate 405 North in Costa Mesa, CA, has resulted in significant traffic disruptions today. The incident, which involved two vehicles—a black Tesla and a black sedan—occurred around 3:11 AM. Emergency response units were quickly dispatched to the scene to manage the situation, leading to lane closures and modifications to onramp operations.

As crews worked to clear the area, traffic was impacted, causing delays for early morning commuters. One of the vehicles was scheduled for towing, while the other remained at the scene. By 3:27 AM, emergency units had flared off the onramp, indicating that they were actively working to restore normal traffic flow.

Motorists traveling through this area should anticipate some residual congestion as the situation is resolved. This traffic incident underscores the importance of exercising caution while driving, particularly during the early morning hours when visibility may be lower. Drivers are advised to remain alert and follow any detours or instructions from traffic personnel to ensure their safety and the safety of others on the road.

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