Vehicle Rollover Disrupts Traffic on State Route 166

Traffic Collision on State Route 166 in Maricopa Causes Delays Today

📍 Maricopa, CA

📅 Published: July 13, 2025 at 05:07 PM

🔄 Updated: July 13, 2025 at 07:01 PM

Map showing the location of the accident in Maricopa, CA
Maricopa, July 13, 2025 -

A traffic collision on State Route 166 in Maricopa, CA, caused notable traffic disruptions today. The incident occurred around 4:39 PM when a single vehicle rolled over and landed on its roof. Emergency services quickly responded to manage the scene and control traffic flow.

Westbound lanes of State Route 166 experienced lane closures for approximately 20 minutes, leading to delays for motorists in the area. The traffic incident took place near the first escape ramp, about one mile west of Grocer Grade, resulting in temporary backups as responders worked to clear the roadway.

A tow truck was summoned to assist with the overturned vehicle, which had rolled down a 50-foot embankment. Multiple emergency services were present to ensure safe traffic management and facilitate the vehicle's removal.

Motorists traveling through this section of State Route 166 are advised to remain cautious and expect potential residual congestion as normal traffic conditions resume. The California Highway Patrol encourages drivers to stay alert and follow posted detours during such incidents to maintain safety for all road users.

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