Major Collision Causes Traffic Chaos on Highway 101

Traffic Collision on US Highway 101 in Palo Alto Causes Delays Today

📍 Palo Alto, CA

📅 Published: August 31, 2025 at 02:39 PM

🔄 Updated: August 31, 2025 at 03:33 PM

Map showing the location of the accident in Palo Alto, CA
Palo Alto, August 31, 2025 -

A significant traffic collision occurred today on US Highway 101 North near the Embarcadero Road on-ramp in Palo Alto, CA, involving four vehicles. The incident took place around 2:05 PM during the afternoon commute, resulting in considerable traffic disruptions as multiple lanes were blocked, leaving only the express lane open for motorists.

The vehicles involved in the crash included a white Ford Fusion, a blue BMW sedan, a light blue Honda Odyssey, and another unidentified van. Emergency response teams quickly arrived at the scene to manage lane closures and control the situation, ensuring safety for all drivers in the area.

Due to the collision, traffic was heavily impacted, leading to significant delays and congestion. Officers issued a signal alert to inform drivers of the ongoing situation and advised that the right lanes were blocked. By approximately 2:42 PM, all lanes were reopened except for the slow lane, which continued to experience some restrictions.

Motorists traveling through this area should expect residual delays as traffic begins to normalize. Authorities are urging drivers to exercise caution and remain aware of changing road conditions as they navigate this busy stretch of highway.

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