Wellington County OPP continue to investigate a tragic incident at Conestogo Lake.
Police say it happened near Wellington County Road 11 in the Township of Mapleton.
A 13-year-old girl was reportedly hit by a boat, sustaining life-threatening injuries.
Rescuers pulled her from the water, unconscious, but she was pronounced dead at the scene.
The full cause is still under investigation, and the lake and surrounding roadways remain open.
If you witnessed the incident, you're asked to call 1-888-310-1122.