About 8.15am, a person known to the occupants attended a residential premises on Mott Close, became concerned, and contacted police. Police responded and upon entering the house, sadly located four people, and three pets deceased.
A 50-year-old man, a 49-year-old woman and two male children - aged 14 and 16-years-old, were located inside the property. One cat and two dogs were also located deceased. It is believed the persons are all known to each other and formed a family unit.
Homicide Squad Detectives are investigating this incident as a suspected murder-suicide, and there is no ongoing risk to the community.
Members of the public are requested to stay away from the area, mindful that several streets in the vicinity may be closed.
Quotes attributable to Detective Acting Inspector Jessica SECURO, Major Crime Division.
"This is a tragic and devastating incident where a family has lost their lives, and the impact will be felt by the entire community.
"It was a confronting scene for all first responders. WA Police have deployed health and welfare resources and the police chaplain to provide support to those officers involved.
"If this incident has adversely affected or impacted you, there are support services available which are there to help you so please do reach out."
