Drilling Update: Mauritania

21 Nov 2006 07:02

Roc Oil Company Limited21 November 2006 21 November 2006 ROC OIL COMPANY LIMITED ("ROC") STOCK EXCHANGE RELEASE EXPLORATION DRILLING UPDATE OFFSHORE MAURITANIA Further to its Stock Exchange Release on 14 November 2006 regarding theDana-operated Aigrette-1 exploration well in Block 7, ROC advises that the wellhas been drilled in 81/2 inch hole to a depth of 4,803 metres. The current operation as at 0600 hours (local time) on 20 November, wascontinuing to acquire wireline logging data as part of the ongoing formationevaluation programme. 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