Major Traffic Disruption in Calistoga Collision

Traffic Collision on Petrified Forest Road in Calistoga Causes Lane Closures Today

📍 Calistoga, CA

📅 Published: July 10, 2025 at 07:02 PM

🔄 Updated: July 10, 2025 at 08:30 PM

Map showing the location of the accident in Calistoga, CA
Calistoga, July 10, 2025 -

A traffic collision occurred today at the intersection of Petrified Forest Road and Mountain Home Ranch Road in Calistoga, CA, causing significant disruptions to traffic flow. The incident, involving two vehicles, was reported around 5:29 PM. Emergency response teams quickly arrived on the scene to manage the situation.

Initially, both directions of the roadway were completely blocked due to the collision, which involved a gray 2005 Saab 93 that was later towed from the area. The second vehicle remained at the scene, contributing to the traffic disruption. Traffic management units were deployed to assist with the incident and to help restore normal traffic flow.

By 6:51 PM, the northbound lanes began to partially reopen, although the southbound lanes remained closed for cleanup efforts. Motorists in the area experienced delays and congestion as crews worked to clear the roadway of debris and manage the traffic backup.

As the evening progressed, the northbound side continued to reopen, while the southbound side remained temporarily closed for an extended period. Drivers are advised to seek alternate routes to avoid potential backups in the area. The situation highlights the importance of caution and patience during traffic incidents.

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