Emergency crews are at the scene of a crash south of Blumenort.
It happened shortly before 11 am at Highway 12 and Road 40N, which is just south of that community.
STARS air ambulance was called to the scene and an eyewitness says at least one person was airlifted to hospital.
There are traffic delays in that area, particularly in the southbound lanes.
This is a developing story and we will provide more details as they become available.
With files from Lexi Olifirowich