4.5-magnitude earthquake strikes Muswellbrook, NSW, on Sep 7, felt in Sydney; no injuries, minor power outages.

A 4.5-magnitude earthquake struck near Muswellbrook, New South Wales, on September 7, at a depth of 5 km, and was felt in Sydney. The quake caused power outages for nearly 2,748 properties but resulted in no injuries or significant damage. Following a series of tremors since late August, Geoscience Australia has deployed monitoring systems to study the seismic activity, which may be influenced by local coal mining operations.