UK Willows-1 Exploration Well

Roc Oil Company Limited
30 May 2006



29 May 2006


                         ROC OIL COMPANY LIMITED ('ROC')
                             STOCK EXCHANGE RELEASE

                              UK DRILLING UPDATE:
                           WILLOWS-1 EXPLORATION WELL


Willows-1, PEDL030, Onshore UK (ROC: 100% & Operator)

ROC advises that the Willows-1 exploration well has reached Total Depth of 2,405
metres encountering gas shows in zones of poor porosity. The well will be
plugged and abandoned after completion of wireline logging operations which were
ongoing at 0000 hours (UK time) 29 May 2006.


In accordance with new Alternative Investment Market of the London Stock
Exchange ('AIM') rules the information in this report has been reviewed by an
appropriately qualified person with more than 5 years relevant industry
experience, specifically, Mr Edgar Baines, BSc (Mechanical Engineering); MSc
(Exploration & Geophysics); MSc (Petroleum Engineering); Managing Director (UK),
Roc Oil Company Limited.


Michelle Manook                          For further information please contact:
General Manager - Corporate Affairs                             Dr John Doran on
                                                            Tel: [phone]
                                                            Fax: [phone]
                                                     Email: [e-mail]
                                       Or visit ROC's website: www.rocoil.com.au

                                                                   Dr Kevin Hird
                                            General Manager Business Development
                                                       Tel:  [phone]
                                                       Fax:  [phone]
                                                     Email:  [e-mail]
 
                                                                    Nick Lambert
                                            Bell Pottinger Corporate & Financial
                                                       Tel:  [phone]



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