Aftershocks are more likely to continue for a while after an indicationificant earthquake rocked portionsof South Australia.The 4.0-magnitude quake struck as much as 10 kilometres deep close tothe citys of Peterborough and Jamestown at 8.45pm (CST) on Sunday, Geoscience Australian obligation seismologist Hugh Glanville says.A second minor tremor measuring 2.1 hit the globalabout fifteen minutes later and more are more likely to follow.In Australia, any quake that folkcan feel is marked as significant at the Geoscience website so the general public can locatedetails about it.Mr Glanville said there were no less than 50 reports concerning the quake to this point."Tlisted here are still more coming in, we now have a fewfrom Port Pirie and we would have one from Port Augusta, it was felt fairlywidely," he said.Maryanne, a resident of Mannanarie, told the ABC her windows rattled when the earthquake struck."you need to feel the entire spaceshaking, however then the weird thing for me was that through the night we had no less than, well I counted seven aftershocks, simplylittle rumbles," she told ABC Online."Only of a second or so however they kept going all night, like a nasty case of indigestion."Mr Glanville said there were 8fiveearthquakes recorded within the similar area previous to now five years and never all of the aftershocks from Sunday's quake were logged yet."there have been quite few last night, they need to taper off unless we get another a large one. it is different fromly however it mayhappen."