Major Collision Disrupts Morning Commute on I-5

Traffic Collision on Interstate 5 in Castaic Causes Delays Today

📍 Castaic, CA

📅 Published: August 18, 2025 at 09:36 AM

🔄 Updated: August 18, 2025 at 01:00 PM

Map showing the location of the accident in Castaic, CA
Castaic, August 18, 2025 -

A traffic collision occurred today on Interstate 5 South (I-5 S) near the Templin Highway Off-Ramp in Castaic, CA, involving two vehicles: a big rig and a white sedan. The big rig went off the roadway and down an embankment, rendering it non-drivable and requiring towing. The status of the white sedan is currently unclear.

Due to the collision, hard lane closures have been implemented on the southbound lanes of I-5, leading to potential delays for drivers during the busy morning commute. Traffic management measures, including signal alerts, have been activated to inform motorists of the situation and ensure safety on the roadway.

Emergency services have responded to the scene, deploying tow units to assist with the recovery of the vehicles involved. The California Highway Patrol is overseeing the situation to minimize traffic disruption and maintain safety for all road users.

Motorists are advised to expect congestion in the area and to consider alternate routes if possible. This incident underscores the importance of road safety and the need for caution while driving, particularly in areas where traffic incidents may occur. Further updates will be provided as the situation develops and the roadway is cleared.

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