Major Traffic Disruptions on I-405 North Today

Traffic Collision on Interstate 405 North in Westminster Causes Delays Today

📍 Westminster, CA

📅 Published: September 1, 2025 at 07:03 AM

🔄 Updated: September 1, 2025 at 08:31 AM

Map showing the location of the accident in Westminster, CA
Westminster, September 1, 2025 -

A traffic collision on Interstate 405 North in Westminster, CA, has caused significant traffic disruptions this morning. The incident occurred around 6:28 AM and involved two vehicles, including a silver Jeep Cherokee, which was reported to have rolled and remained on-site, while the other vehicle collided with a wall, obstructing off-ramp lanes.

As the morning commute began, multiple California Highway Patrol (CHP) units responded promptly to manage the scene and ensure traffic flow. The Magnolia off-ramp has been closed to facilitate the emergency response and clear the vehicles involved in the crash. This closure has led to delays and congestion for drivers in the area.

Motorists are advised to seek alternative routes to avoid significant backups. The CHP is actively working to restore normal traffic conditions as quickly as possible. The presence of an all-terrain vehicle (ATV) at the scene has also been noted, adding to the complexity of the traffic incident response.

Drivers in Westminster, CA, should remain cautious and expect continued traffic impacts as the situation develops. Updates will be provided regarding the reopening of the Magnolia off-ramp and the clearance of the traffic collision.

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