The WA Police Tactical Response Group and Bomb Squad have reportedly controlled a situation in Ellenbrook on Thursday in which a man threatened to detonate explosives strapped to his body.

Police were called around 5pm to the Elmridge Parkway home, near Malvern Springs primary school.

On the perimeter of the scene in Ellenbrook. Credit:9 News Perth.

TRG officers moved into the around 6pm with guns drawn, 9 News Perth's Scott Cunningham reported from the scene.

Seven surrounding streets have been closed off and firefighters and paramedics were also in attendance. A command post was set up at the school.