Offshore Update - Mauritania

7 Nov 2006 07:02

Roc Oil Company Limited07 November 2006 7 November 2006 ROC OIL COMPANY LIMITED ("ROC") STOCK EXCHANGE RELEASE EXPLORATION DRILLING UPDATE OFFSHORE MAURITANIA Further to its Stock Exchange Release on 31 October 2006 regarding theDana-operated Aigrette-1 exploration well in Block 7, ROC advises that the wellhas been drilled to a depth of 3,915 metres in 12 1/4 inch hole. As at 0600 hours(local time) on 6 November, the 9 5/8 inch casing was being run, ready to cement,prior to drilling ahead in 8 1/2 inch hole. Aigrette-1 is located in a water depth of 1,358 metres approximately 43 kmnorth- northwest of the 2003 Pelican-1 gas discovery and 193 km north-northwestof the Chinguetti Oil Field. The planned Total Depth is 4,925 metres. 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 ManookGeneral 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