Rockpool Acqui Regulatory News (ROC)

2 Apr 2008 07:01

Roc Oil Company Limited02 April 2008 2 April 2008 ROC OIL COMPANY LIMITED ("ROC") STOCK EXCHANGE RELEASE ACTIVITY UPDATE: DRILLING 1. WA-286-P, Offshore Perth Basin, Western Australia Roc Oil (WA) Pty Limited, a wholly owned subsidiary of ROC, advises that sinceits last Stock Exchange Release on 1 April 2008, the Dunsborough-2 appraisalwell in WA-286-P in the offshore Perth Basin, Western Australia has completedwireline logging operations. The pressure and fluid sampling programmes haveconfirmed that the cored section in which oil shows were noted does not containproducible hydrocarbons. As at 0600 hours (local time) on 2 April 2008 thecurrent operation was preparing to plug and abandon the well. Participating Interests in the WA-286-P Joint Venture are: Roc Oil (WA) Pty Limited (Operator)....................................37.5% ARC Energy (Offshore PB) Limited.......................................30.0% AWE Oil (Western Australia) Pty Ltd....................................27.5% CIECO Energy Australia Pty Ltd..........................................5.0% 2. Offshore Mauritania Roc Oil (Mauritania) Company, a wholly owned subsidiary of ROC, advises that asat 0600 hours (local time) on 31 March 2008, the Khop-1 exploration well hasbeen plugged and abandoned. The Atwood "Hunter" drilling rig is currently moving to drill an appraisal wellon the 2002 Banda Oil and Gas discovery. The well is approximately 60 kilometresoff the Mauritanian coast and is the second in the two well exploration/appraisal programme, is located in PSC Area B. Participating Interests in the PSC Area C, Block 6 Joint Venture are: Roc Oil (Mauritania) Company..........................................5.000% PC Mauritania I Pty Ltd (Operator)...................................37.578% Petronas Carigali Overseas Sdn Bhd.................................. 35.000% Tullow Oil plc.......................................................22.422% Participating Interests in the PSC Area B Joint Venture are: ROC Group Companies...................................................3.693% PC Mauritania I Pty Ltd (Operator)...................................53.846% Tullow Oil plc.......................................................21.600% Mauritania Holdings B.V..............................................11.630% Premier Oil Mauritania B Limited......................................9.231% 3. Cabinda South Block, Onshore Angola Roc Oil (Cabinda) Company, a wholly owned subsidiary of ROC, advises that theCoco-1 exploration well commenced drilling on 25 March 2008. As at 0600 hours(local time) on 1 April 2008, the well had been drilled to the intermediatecasing point at 635 mBRT. Coco-1, which is on the Lele High approximately 1.4 kilometres north of Milho-1,is the fifth well in the current seven well exploration drilling programme andis expected to be finished by the end of May 2008. Consistent with ROC's established practice regarding its Angolan drillingactivity, the Company will only issue public statements at the beginning and endof each drilling operation after the relevant information has been collected andcarefully analysed. Participating Interests in the Cabinda South Block Joint Venture are: Roc Group Companies (Operator) ..........................................60% Force Petroleum Limited..................................................20% Sonangol P&P S.A.........................................................20% 4. Blane Oil Field, North Sea Roc Oil (GB) Limited, a wholly owned subsidiary of ROC, advises that as at 0600hours (local time) on 31 March 2008, the "Ocean Princess" rig was completinglogging in the 30/3a-3Z sidetrack water injection well which has been drilled toa Total Depth of 3,622 mBRT. The forward plan is to run 9-5/8" casing. Unitised Interests in the Blane Oil Field are: Roc Oil (GB) Limited...................................................12.5% Talisman Energy (UK) Limited...........................................25.0% Talisman Energy Norge AS...............................................18.0% MOC Exploration (UK) Limited(a subsidiary of Nippon Oil Corporation)...14.0% ENI UK Limited.........................................................13.9% ENI ULX Limited.........................................................4.1% Bow Valley Petroleum (UK) Limited......................................12.5% In accordance with ASX and AIM Rules, the information in this Release has beenreviewed and approved by Dr John Doran, Chief Executive Officer, Roc Oil CompanyLimited, BSc (Hons) Geology, MSc and PhD. Dr Doran, who is a member of theSociety of Petroleum Engineers, has more than 30 years of relevant experiencewithin the industry and consents to the information in the form and context inwhich it appears. Damian FisherGeneral ManagerExternal Affairs & Investor Relations For further information please contact: Dr John Doran on Tel: +61-2-8356-2000 Fax: +61-2-9380-2635 Email: jdoran@rocoil.com.au Or visit ROC's website: www.rocoil.com.au Dr Kevin Hird General Manager - Business Development Tel: +44 (0)20 7495 5707/+61 (0)2 8356 2000 Mob: +44 (0)7751 3671 49/+61 (0)417 261 727 Email: khird@rocoil.com.au Michael Shaw Oriel Securities Limited (Nominated Adviser) Tel: +44 (0)20 7710 7600 Bobby Morse Buchanan Communications Tel: + 44 (0)20 7466 5000 Fax: + 44 (0)20 7466 5001 E-Mail: bobbym@buchanan.uk.com Mob: +44 (0)7802 875 227 This information is provided by RNS The company news service from the London Stock Exchange