Stage: I (Enquiry) Status: Complete Date commenced: 18/04/2012

We looked into the reasons for reduced energy offers at Arapuni power station during the affected trading periods on 13, 14 and 16 April 2012.

Our enquiry indicated the technical reasons for the reduced quantity of generation offers from Arapuni power station on 13, 14 and 16 April 2012, required additional units at Arapuni to be placed on outage for several trading periods. The changes to energy offers at Arapuni reflecting its unavailability were made well in advance of the affected trading periods.