Rockpool Acqui Regulatory News (ROC)

22 Aug 2006 07:01

Roc Oil Company Limited22 August 2006 22 August 2006 ROC OIL COMPANY LIMITED ("ROC") STOCK EXCHANGE RELEASE EXPLORATION DRILLING UPDATE OFFSHORE MAURITANIA Further to its Stock Exchange Release on 15 August 2006, ROC advises the AtwoodHunter drilled the Dana-operated Flamant-1 exploration well in Block 8 to adepth of 1,872 metres and the 20 inch casing had been run and cemented. As atmidnight (local time) on 20 August 2006 the Blow Out Preventer equipment wasbeing run and tested. Flamant-1 is located in a water depth of 1,414 metres approximately 340 kmnorth-west of the Chinguetti Oil Field. The planned Total Depth is approximately3,370 metres. On completion of Flamant-1 the Atwood Hunter will drill a second Dana-operatedexploration well, Aigrette-1 in Block 7, before returning the rig to Woodside. Participating interests include: +----------------------------------+------------+------------+| Company | Block 8 | Block 7 |+----------------------------------+------------+------------+|Roc Oil group companies | 2.000%*| 4.950% ||*Option to increase to 5% | | |+----------------------------------+------------+------------+|Dana Petroleum (E&P) Limited | 41.500%| 63.850% ||(Operator) | | |+----------------------------------+------------+------------+|Wintershall AG | 25.000%| -- |+----------------------------------+------------+------------+|Hardman group companies | 18.000%| 16.200% |+----------------------------------+------------+------------+|Woodside group companies | -- | 15.000% |+----------------------------------+------------+------------+|Gaz de France UK B.V | 13.500%| -- |+----------------------------------+------------+------------+ For further information please contact:Michelle Manook Dr John Doran onGeneral Manager - Corporate Affairs 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