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Magnitude 4.7 earthquake felt across southwestern Australia

Ben Domensino

Ground shaking has been felt from Perth to Albany as an early morning earthquake struck near the town of Wagin in WA on Tuesday morning.

According to Geoscience Australia, a magnitude 4.7 (preliminary) earthquake was detected near Wagin at 5:24am AWST on Tuesday. A smaller aftershock was detected at 6:38am, with a preliminary magnitude of 3.6.

The earthquake was felt far and wide across the southwestern corner of WA, with reports of ground shaking coming in from Perth, Dwellingup, Bunbury, Busselton, Augusta, Albany, Katanning and Bridgetown. In the first hour after the initial earthquake, Geoscience Australia received more than 500 felt reports from the public.

Image: Felt reports from Tuesday morning’s earthquake. Source: Geoscience Australia.

Based in the magnitude and location of this morning’s earthquake, the Joint Australian Tsunami Warning Centre (JATWC) assessed that there is no tsunami threat to the Australian mainland, island or territories from this earthquake.

Image: WA tsunami threat map issued on Tuesday morning after the earthquake, showing no tsunami threat to Australia. Source: Bureau of Meteorology.

On average, Australia sees around 100 earthquakes each year that are magnitude 3 or greater, while earthquakes of magnitude 5 and above happen about once every one-to-two years. More damaging earthquakes of magnitude 6 or more only happen about once a decade.

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