The incident occurred yesterday shortly after 10:30 am. Officers arrived to find two vehicles involved: a Honda Civic and a Dodge Durango.
The Honda was travelling west on Line 29 and the Durango was travelling south on Road 112.
The female driver of the Civic was transported to hospital with what was believed to be serious life-threatening conditions.
She was treated and later released.
Due to initial concern regarding the injuries, the roadway was closed to allow the Stratford Police Collision Reconstruction Team to investigate.
Police say charges are pending the completion of this investigation.
Anyone with any information on the incident is asked to contact Police at 519-271-4141.