Evacuation Underway at Ontario Mills Following Suspected Arson Incident – What happened

A major emergency response is underway at Ontario Mills in Ontario on Friday after a suspected arson incident prompted the evacuation of the mall.

Authorities say the incident occurred at the shopping center located at 1 Mills Circle, where large numbers of police officers and fire crews responded following reports of a possible fire intentionally set inside the facility.

As a precaution, the mall was evacuated while first responders worked to contain any potential fire hazards and ensure the safety of shoppers, employees, and visitors.

Witnesses reported a heavy presence of emergency vehicles arriving at the scene, with fire personnel actively assessing conditions inside the building. Law enforcement officers have secured the area as part of an ongoing investigation.

Officials have not yet confirmed the extent of damage or whether any injuries have been reported. Details surrounding the cause of the incident remain limited as authorities continue their active investigation.

Members of the public are being urged to avoid the area while emergency crews remain on scene.

More information is expected to be released as the situation develops.