Emergency services are currently at the scene of a fatal crash that has claimed the lives of four people in Bochara.
Investigators have been told a car with five people on board was travelling along Wannon-Nigretta Road about 9.30am when the driver lost control of the vehicle.
The car left the road and hit a tree.
Four females, who are all yet to be formally identified, died at the scene.
Another female has been taken to hospital with serious injuries.
Major Collision Investigation Unit detectives are investigating the circumstances surrounding the crash.
The area has been cordoned off while police investigate the crash.
Anyone who witnessed the collision or anyone with dashcam footage is asked to contact Crime Stoppers on 1800 333 000 or visit www.crimestoppersvic.com.au