Links to the site Global Incident Map can be found HERE.
Subscription to this site would follow with more intricate information than was is displayed in this basic format.
However one should be cautious of using 'Geo Science' as gospel because they sure got this one very very wrong because Japan is by no means Australia and every one is flapping about and it never even occurred.
Daily Advertiser Newspaper
Geoscience Australia has since withdrawn the notification of an Earthquake of magnitude 4. at Ganmain in the Riverina area of Australia. Apparently it was in Japan and for some reason it registered here in Australia in NSW. That sure is creepy. Does this mean all of their readings could be false at some time.
Images @ Eminpee Fotography