Major Collision Blocks I-5 Onramp in La Mirada

Traffic Collision on Interstate 5 in La Mirada Causes Delays Today

📍 La Mirada, CA

📅 Published: September 4, 2025 at 11:08 PM

Map showing the location of the accident in La Mirada, CA
La Mirada, September 4, 2025 -

A significant traffic collision occurred today on the Valley View onramp of Interstate 5 South (I-5 S) in La Mirada, CA, involving five vehicles. The incident has caused substantial lane blockages and traffic congestion in the area, impacting the evening commute for many drivers.

At the scene, a silver PT Cruiser was found partially obstructing the onramp, while another silver sedan sustained damage and was also blocking traffic. A third silver sedan collided with a Changeable Message Sign, and a silver SUV was discovered facing sideways against a wall. Additionally, a solo vehicle was involved in the incident, with several of the vehicles requiring towing due to their damaged conditions.

Emergency services responded quickly to manage the situation and control traffic flow. However, the collision has led to significant delays and backups for motorists trying to access the onramp. Drivers are advised to seek alternative routes to avoid congestion and allow for the safe clearing of the scene.

As the situation develops, updates will be provided regarding the reopening of the onramp and the overall traffic conditions on Interstate 5 South in La Mirada, CA.

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