Sorry, forgot to put the link,
http://www.ord.com.au/ASX%20Announcements/Roadshow%20Presentation.pdf
Here is another company announcement in 2009 giving a very good overview as well.
ORD plan:
minimum JORC compliant resource 300Mt
1,500Mt JORC in Stage 3 with annual production of 4Mt alumina and .5Mt aluminum.