Two people have been recovering in hospital after a head-on collision south of Leduc.
RCMP responded to the scene on Highway 2A near township road 483 around 8:30 a.m. Wednesday.
Officers said a silver Toyota Highlander was heading south on the Highway when it crossed the centre line and collided with a red Toyota Matrix heading north.
The 31-year-old female driver of the Matrix was taken to hospital by STARS Air Ambulance.
She was in serious but stable condition.
The 62-year-old driver of the Highlander was also taken to hospital via ground ambulance.
He suffered minor injuries.
Investigators closed the section of the highway for a few hours and traffic was diverted.
Officials said they believe alcohol was a factor.
No names have been released.