The attached quarterly results to March for Orca outline the plans for increasing production through the Songo gas plant and where some extra demand will come from (eg new power plants).
What we don't know is at what point in the process will gas from Kiliwani be included.
http://www.orcaexploration.com/2009/Orca_Q1_2009_release.pdf
Key are currently doing a ring around of shareholders to get an idea of who will be taking up the share offer.