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Wednesday’s quake may hint at a deeper story, below the crust

9 1
07.08.2024

The earthquake felt across Victoria in the early hours of Wednesday is likely yet another aftershock from the big 2021 quake - and the Earth continues to remain unsettled.

Wednesday’s earthquake struck Woods Point, a tiny town in the state’s High Country, at 3.48am. Seismologists put the magnitude, a measure of an earthquake’s intensity, at between 3.9 and 4.2.

The earthquake struck in Victoria’s High Country early on Wednesday morning.Credit: GeoScience Australia

That’s big enough to feel. More than 2100 reports from people shaken awake by the tremors were recorded by Geoscience Australia, from Albury to Geelong.

Wednesday’s quake may be a hint at a bigger story playing out beneath the Earth’s crust.

The 5.3 magnitude quake from 2021, which hit North Rawson, near Woods Point, ruptured a large section of rock about 10 kilometres below the surface.

Since 2021, enormous pressures of the crust have been trying to force........

© The Age


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