Strike Force Vulcan officers are continuing to investigate a suspicious fire in Rockingham.
The fire was reported on Sunday January 31, around 11:39pm near the intersection of Lake Street and Fisher Street.
At one point, a watch and act alert was issued for nearby residents, urging them to leave their homes or get ready to defend them.
Authorities are calling on anyone who believes they have vision, or who may have seen a suspicious person or vehicle in the area to come forward.
The following link can be used to upload any vision you may have - https://wapf.au.evidence.com/.../public/rockingham-fires
Anyone with information regarding this fire is asked to call Crime Stoppers anonymously on 1800 333 000 or report online at www.crimestopperswa.com.au.
Rewards of up to $50,000 are available for information that leads to the identification and conviction of an arsonist.