What are earthquake swarms – and is Australia at risk?
Powerful events can occur at any point during an earthquake swarm, unlike a typical earthquake where tremors trail off after the main shock.
2024-09-09 487词 简单
On Saturday morning a 4.5 magnitude earthquake was recorded south-west of Muswellbrook. It followed just weeks after a 4.8 magnitude quake centred on the nearby town of Denman.
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