Major Traffic Disruption on U.S. Highway 101

Traffic Collision on U.S. Highway 101 in Petaluma Causes Lane Blockages Today

📍 Petaluma, CA

📅 Published: August 24, 2025 at 01:30 PM

🔄 Updated: August 24, 2025 at 02:01 PM

Map showing the location of the accident in Petaluma, CA
Petaluma, August 24, 2025 -

A traffic collision on U.S. Highway 101 South in Petaluma, CA, caused significant lane blockages today. The incident, which involved two vehicles—a white Hyundai and a white Mercedes-Benz—occurred around 12:19 PM during the busy afternoon traffic period.

As a result of the collision, one lane was fully blocked, while adjacent lanes experienced partial blockages, leading to delays and congestion for motorists in the area. The California Highway Patrol (CHP) units quickly responded to manage the scene and facilitate traffic flow.

Emergency responders worked to clear the roadway, and a tow truck was requested to assist in removing the vehicles involved in the traffic incident. By approximately 1:32 PM, the scene was cleared, allowing traffic to resume normal flow.

Motorists traveling on U.S. Highway 101 South near the San Antonio Road off-ramp were advised to expect delays as the incident unfolded. Fortunately, the vehicles involved left the scene before further complications arose, minimizing the impact on traffic.

This incident highlights the importance of remaining vigilant while navigating busy highways, especially during peak travel times. Drivers are encouraged to stay updated on traffic conditions in Petaluma, CA, to avoid congestion.

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