 A 19-year-old has been charged after police allege he started the Kalamunda bushfire by throwing a firecracker into dry grass on Temby Avenue.

&nbsp;A 19-year-old has been charged after police allege he started the Kalamunda bushfire by throwing a firecracker into dry grass on Temby Avenue.

Perth Today will keep you up to date with all the latest breaking stories and issues in Perth.

Perth Today will keep you up to date with all the latest breaking stories and issues in Perth.

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