cliff head 6

Roc Oil (WA) Pty Limited, Operator for and on behalf of the WA-286-P Joint Venture, advised that the Cliff Head-6 well ("CH-6") was drilled to a depth of 1,368 metres measured depth on 5 March 2005 at which time coring operations were commenced. The preliminary estimate of top of the reservoir has been interpreted to be at 1,373 metres measured depth, based on shows, providing a gross vertical reservoir section of approximately 70 metres above the field wide oil water contact. The reservoir section will be better defined by open hole logging which is planned for the well after coring has been completed and the well has been drilled to the planned total depth of 1,497 metres. The current operation on CH-6 at 0600 on 7 March 2005 was preparing to cut core #3 at a depth of 1,400 metres. The WA-286-P Joint Venture comprises: Equity Roc Oil (WA) Pty Ltd (Operator).................................................37.5% AWE Oil (Western Australia) Pty Ltd .........................................27.5% Wandoo Petroleum Pty Ltd ........................................................24.0% Voyager (PB) Limited ...................................................................6.0% CIECO Exploration and Production (Australia) Pty Ltd ................5.0% Bruce Clement Chief Operating Officer For further information please contact:Dr John Doran onTel: +61-2-8356-2000Fax: +61-2-9380-2635Email: [email protected] visit ROC’s website: www.rocoil.com.au Roc Oil Company Limited (ACN 075 965 856)
Level 14, 1 Market Street, Sydney NSW 2000, Australia. Telephone: +61 2 8356 2000 Facsimile: +61 2 9380 2066
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