The authorities are responding to a crash in West Pinjarra on Tuesday afternoon, with police confirming a car has collided with a tractor.
Drivers are advised to avoid the Greenlands Road area if possible, with the incident happening on the corner of Curtis Lane at about 2.35pm.
St John's Ambulance and the Department of Fire and Emergency Services are at the scene.
DFES have confirmed the RAC Rescue Chopper was deployed but it was not needed.
A man in his 50s sustained minor injuries and was taken by ambulance to Peel Health Campus.