Drilling Update: Mauritania

Roc Oil Company Limited 14 November 2006 14 November 2006 ROC OIL COMPANY LIMITED ('ROC') STOCK EXCHANGE RELEASE EXPLORATION DRILLING UPDATE OFFSHORE MAURITANIA Further to its Stock Exchange Release on 7 November 2006 regarding the Aigrette-1 exploration well in Block 7, offshore Mauritania, ROC advises that the well has drilled 8 1/2 inch hole to a depth of 4,474 metres and set 9 5/8 inch casing at a depth of 3,905 metres. As at 0600 hours (local time) on 13 November 2006, the current operation was pulling out of the hole to replace the drilling bit prior to drilling ahead to the planned Total Depth of 4,925 metres. Aigrette-1, in a water depth of 1,358 metres, is located 43 km north-northwest of the 2003 Pelican-1 gas discovery and 193 km north-northwest of the Chinguetti Oil Field. Participating interests include: +-----------------------------------------+----------------+ | Company | Dana Operated | | | Block 7 | +-----------------------------------------+----------------+ |Roc Oil group companies | 4.95%| +-----------------------------------------+----------------+ |Dana Petroleum (E&P) Limited | 36.00%| +-----------------------------------------+----------------+ |Hardman group companies | 16.20%| +-----------------------------------------+----------------+ |Woodside group companies | 15.00%| +-----------------------------------------+----------------+ |Gaz de France | 27.85%| +-----------------------------------------+----------------+ Michelle Manook General Manager - Corporate Affairs 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)207 586 7935 Fax: +44 (0)207 722 3919 Email: 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
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