Officer Basin Energy Pty Ltd (subsequently known as Rodinia Oil Australia), licence holders of PEL’s 81 and 253 contracted Terrex Seismic Services to record the Maralinga Lands Seismic Survey 2(MLSS 2) during January to March 2009. This survey was designed to confirm and constrain seismic features identified in the previous year’s seismic program (2007/2008). The location of the survey was approximately 700kms north-west of Ceduna and 100kms east of the SA/WA border. The survey consisted of 11 lines over a length of 518 kms. Acquisition parameters were generally Group Interval of 20 meters and a VP Interval of 20 meters for maximum CDP coverage of 90-120 fold stack. No new upholes were recorded during the survey. Reprocessing of 3 lines from the 1993 AGSO (lines 4, 5 and 6) program was completed. All data was processed by Divestco in Canada.