Yep, it's been a while since I felt a tremor like that, 20+ years or so.
I notice Geoscience Australia's web page is down as I am sure lots of folk are trying to get information. I can't believe how quick the news spread via facebook. It was there I found a link to the first news item:
http://www.adelaidenow.com.au/news/s...-1225854750895
Cheers