Major Traffic Disruption on I-280 After Collision

Traffic Collision on Interstate 280 North in San Mateo Causes Delays Today

📍 San Mateo, CA

📅 Published: July 4, 2025 at 11:00 PM

Map showing the location of the accident in San Mateo, CA
San Mateo, July 4, 2025 -

A traffic collision involving three vehicles occurred today on Interstate 280 North near Bunker Hill Drive in San Mateo, CA. The incident involved a red Porsche, a white Honda, and a silver Toyota, leading to significant traffic disruptions during the evening commute.

Emergency response teams were dispatched to the scene to manage the situation. Initially, all lanes were stopped, causing considerable delays for motorists. Traffic management units arrived promptly to control the flow of vehicles, and as the situation progressed, some lanes were reopened while others remained blocked.

Towing services were requested for at least some of the vehicles involved, indicating that not all were drivable following the crash. As cleanup efforts continued, traffic began to ease, but congestion persisted in the area, particularly affecting drivers traveling through this busy corridor.

Motorists are advised to remain cautious and expect potential delays as the scene is cleared. This incident highlights the importance of safe driving practices, especially during peak travel times. Drivers are encouraged to seek alternative routes if possible and to stay updated on traffic conditions in the San Mateo area.

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