Australia has a relatively low rate of seismicity due to its location towards the centre of the Indo-Australian Tectonic Plate. Earthquake activity is much higher around the margins of the Indo-Australian Plate, for example
In places such as Indonesia, Papua New Guinea and New Zealand. Nevertheless, many historic earthquakes have
Occurred in Australia and Geosciences Australia’s database (QUAKES) contains information on tens of thousands
Of historic earthquakes in the Australian continent. Most of these, however, have been in areas of low population Density.
Australian earthquakes are termed ‘interpolate’ earthquakes because of their distance from the more active Plate boundary. Models to explain the origins