BY IAN CROUCH
The Upper Hunter has been shaken by an early-morning earthquake.
The 3.7 magnitude quake struck in the centre of the Mount Arthur coal mine just south of Muswellbrook at about 2.20am today (Tuesday 16 September, 2025).
The quake was recorded at a depth of 3km and was picked up on seismic monitoring hundreds of kilometres away.
Geoscience Australia has received around 90 felt reports, with dozens of Muswellbrook residents reporting the jolt.
There have been no reports of damage or injury at this stage.
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| Geoscience Australia shake map shows dozens of felt reports around Muswellbrook |
