Update: The RAC Rescue helicopter has been called to the car crash in Yarloop.
A St John Ambulance spokeswoman said there was still no further information regarding how many people were injured and the extent of their injuries.
Earlier: Authorities have rushed to the scene of a crash in Yarloop on Monday afternoon after a car collided with a tree.
WA Police confirmed the incident happened at the corner of Clifton Road and Brockman Road about 3pm on July 15.
St John Ambulance are in attendance but the extent of the injuries are unknown.
The Department of Fire and Emergency Services and Volunteer Fire and Rescue Service firefighters are also assisting on the scene, with motorists advised to avoid the area if possible.