Serious Collision Shuts Down Highway 400
A significant multi-vehicle collision on Highway 400 resulted in seven people being transported to hospital, including four children, according to the Ontario Provincial Police. The incident occurred on the morning of Monday, November 10, 2025, bringing traffic to a standstill during the busy commute.
Details of the Incident and Emergency Response
Emergency crews were dispatched to the scene of the crash after receiving multiple calls. While the exact cause remains under investigation by the OPP, the collision involved several vehicles. The precise location and time of the incident were confirmed by authorities for 7:42 AM EST.
The Ontario Provincial Police have reported that all seven injured individuals were taken to area hospitals for treatment. Fortunately, their injuries are not believed to be life-threatening. The presence of four children among the injured has heightened concerns about the severity of the crash.
Ongoing Investigation and Commuter Impact
The OPP's investigation into the cause of the Hwy. 400 crash is ongoing. Police are working to determine the factors that led to this multi-vehicle incident. The collision caused major delays for morning commuters, with significant closures and traffic backups reported for several hours as emergency personnel worked at the scene and crews cleared the wreckage.
This incident serves as a stark reminder for all drivers to exercise increased caution, especially during early morning hours and in highway driving conditions. The OPP continues to urge motorists to maintain a safe following distance, avoid distractions, and adjust their driving to match road and weather conditions.
