Police are investigating a fire at a vacant house at Blair Athol.
Police and fire crews responded to reports of a house fire in Leslie Avenue, Blair Athol about 8.15pm on Sunday 15 September.
A fire was located in the kitchen of the vacant house and extinguished by MFS crews.
Local crime scene investigators attended the scene.
The cause of the fire is being treated as suspicious.
Anyone who saw any suspicious activity or who has seen anyone at the premises in recent days is asked to contact Crime Stoppers on 1800 333 000 or online at www.crimestopperssa.com.au