Four-Vehicle Collision Disrupts Highway 101 Traffic

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

📍 San Francisco, CA

📅 Published: September 25, 2025 at 07:28 PM

🔄 Updated: September 25, 2025 at 08:12 PM

Map showing the location of the accident in San Francisco, CA
San Francisco, September 25, 2025 -

A traffic collision involving four vehicles occurred today on southbound U.S. Highway 101 near the South Van Ness Avenue on-ramp in San Francisco, CA. The incident was reported at approximately 7:23 PM and involved a black Volvo SUV and three unidentified vehicles. All vehicles were confirmed to be drivable, but the collision resulted in significant lane blockages, particularly affecting the right and slow lanes of the highway.

Emergency response teams from the California Highway Patrol were dispatched to the scene to manage traffic and restore normal flow. As a result of the incident, motorists experienced delays and congestion in the area, especially during the evening rush hour. Traffic management resources were deployed to mitigate the impact and guide vehicles safely past the collision site.

By 7:49 PM, it was confirmed that all involved parties had left the area after exchanging information. The California Highway Patrol continued to monitor the situation to ensure safe passage for all drivers.

Motorists traveling on southbound U.S. Highway 101 should remain cautious and expect potential residual delays as traffic returns to normal. The California Highway Patrol is actively managing the situation to ensure the safety and efficiency of traffic flow in the area.

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