Major Collision Disrupts Traffic on SR-55

Traffic Collision on State Route 55 in Costa Mesa Causes Delays Today

📍 Costa Mesa, CA

📅 Published: September 26, 2025 at 01:32 PM

🔄 Updated: September 26, 2025 at 02:05 PM

Map showing the location of the accident in Costa Mesa, CA
Costa Mesa, September 26, 2025 -

A traffic collision on the northbound lanes of State Route 55 (SR-55) in Costa Mesa, CA, caused significant traffic disruptions today. The incident involved four vehicles: a white utility truck, a black sedan, a grey Honda Accord, and a white vehicle marked "TK." The collision was reported around 12:31 PM.

Following the incident, all northbound lanes at the junction with MacArthur were completely stopped, resulting in considerable traffic delays during the afternoon commute. Emergency services promptly responded to the scene to manage traffic and ensure safety. By 12:55 PM, all lanes were halted as responders assessed the situation and moved vehicles to the roadside to alleviate congestion.

A tow truck was called to assist with the removal of the vehicles involved. By 12:56 PM, the roadway was cleared, allowing traffic to resume. While one vehicle was confirmed as driveable, the status of the other vehicles was not specified.

Motorists are advised to remain vigilant and expect possible residual congestion as traffic returns to normal. This incident highlights the importance of safe driving practices to prevent accidents on busy roadways.

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