A bushfire that threatened lives and homes in parts of the City of Kwinana has been deemed suspicious.
The fire started near Thomas Road in Casuarina just before 4pm on Thursday.
An emergency warning was soon issued for nearby residents, urging them to evacuate their properties.
It took hours for firefighters to extinguish the blaze, with crews spending the night patrolling the area and mopping up.
Thomas Road has now reopened.
Anyone who saw any suspicious activity at the time of the fire is urged to contact Crime Stoppers on 1800 333 000.
The Arson Squad are investigating.
Digital drivers' licences to be introduced in WA
Mandurah FIFO worker wins $250k
2026 ANZAC Day services across the Peel and Rockingham regions
Mother of 11-year-old boy killed in Mandurah scooter crash found safe and well
Peel charity desperately seeks funds to keep doors open
Australind train service set to resume
Thunder premiership player Traye Bennell hangs up the boots
Works underway to protect 200-year-old 'Big Tree' in Greenfields
Wanted man believed to be in Mandurah area