Drilling Report

Roc Oil Company Limited 14 July 2006 14 July 2006 ROC OIL COMPANY LIMITED ('ROC') STOCK EXCHANGE RELEASE ROC'S NET EFFECTIVE OIL PRODUCTION EXCEEDS 14,000 BARRELS OF OIL PER DAY(1) During the past week ROC's net effective oil production reached ca 14,100 barrels of oil per day(1), a record for the Company by a considerable margin. This performance reflects production in Mauritania and record production levels in Australia and China. Commenting on the Company's current production, ROC's Chief Executive Officer, John Doran, stated that: 'This is one of ROC's shortest Stock Exchange releases, but it is also one of the most significant, particularly in view of the current oil price, and the fact that five months ago ROC's oil production was negligible.' (1) Net production rate is calculated on a working interest basis and includes production from offshore China which relates to a recently announced acquisition expected to close during the next month or two with an effective date of 1 July 2006. ------------------------- ------------------------ John Doran For further information please contact: Chief Executive Officer 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)207 586 7935 Fax: +44 (0)207 722 3919 E-mail: khird@rocoil.com.au Nick Lambert Bell Pottinger Corporate & Financial Tel: +44 (0)207 861 3232 This information is provided by RNS The company news service from the London Stock Exchange ISLIR
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