The majority of bushfires in Australia were started either accidentally or deliberately by humans as of November 2019, at a 35 percent and 13 percent share of total bushfire ignitions respectively. Additionally, suspicious fires made up a 37 percent share of the total bushfire ignitions.
Share of bushfire ignitions in Australia as of November 2019, by cause
Characteristic
Share of fire ignitions
Accidental
35%
Deliberate
13%
Suspicious
37%
Natural
6%
Re-ignition/spot
5%
Other
4%
• Accidental 35%
• Deliberate 13%
• Suspicious 37%
• Natural 6%
• Re-ignition/spot 5%
• Other 4%
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ABC. (November 20, 2019). Share of bushfire ignitions in Australia as of November 2019, by cause [Graph]. In Statista. Retrieved May 10, 2025, from https://www.statista.com/statistics/1104822/australia-causes-of-bush-fire-ignitions/
ABC. "Share of bushfire ignitions in Australia as of November 2019, by cause." Chart. November 20, 2019. Statista. Accessed May 10, 2025. https://www.statista.com/statistics/1104822/australia-causes-of-bush-fire-ignitions/
ABC. (2019). Share of bushfire ignitions in Australia as of November 2019, by cause. Statista. Statista Inc.. Accessed: May 10, 2025. https://www.statista.com/statistics/1104822/australia-causes-of-bush-fire-ignitions/
ABC. "Share of Bushfire Ignitions in Australia as of November 2019, by Cause." Statista, Statista Inc., 20 Nov 2019, https://www.statista.com/statistics/1104822/australia-causes-of-bush-fire-ignitions/
ABC, Share of bushfire ignitions in Australia as of November 2019, by cause Statista, https://www.statista.com/statistics/1104822/australia-causes-of-bush-fire-ignitions/ (last visited May 10, 2025)
Share of bushfire ignitions in Australia as of November 2019, by cause [Graph], ABC, November 20, 2019. [Online]. Available: https://www.statista.com/statistics/1104822/australia-causes-of-bush-fire-ignitions/
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