Oil and Gas Resources of Australia 2003

Department of Industry, Tourism and Resources Oil and Gas Resources of Australia 2003 Geoscience Australia Oil and Gas Resources of Australia 2003 i DEPARTMENT OF INDUSTRY, TOURISM & RESOURCES Minister for Industry, Tourism & Resources: The Hon. Ian MacFarlane MP Secretary: Mark Paterson Deputy Secretary: John Ryan GEOSCIENCE AUSTRALIA Chief Executive Officer: Neil Williams ISSN 1038118X © Commonwealth of Australia 2005 This work is copyright. Apart from any fair dealings for the purposes of study, research, criticism or review, as permitted under the Copyright Act 1968, no part may be reproduced by any process without written permission. Copyright is the responsibility of the Executive Director, Geoscience Australia. Inquiries should be directed to the Chief Executive Officer, Geoscience Australia, GPO Box 378, Canberra City, ACT 2601. Contributing Authors Summary: E. Petrie Part 1: S. Cadman, E. Petrie, C. Quinn and L. Glover Part 2: S. Cadman and S. le Poidevin Part 3: A. Barrett, A. Hinde and S. le Poidevin Part 4: E. Petrie and V. Vuckovic Part 5: S. Miyazaki Part 6: S. le Poidevin Part 7: A. Hinde and V. Vuckovic Part 8: R. Zhu Part 9: K. Porritt Part 10: T. Dance and I. Lavering Part 11: P. Cronin Appendices A, B, C, D, E, F, G, J, K: C. Quinn, L. Glover and E. Petrie Appendices H, I, L, M: S. le Poidevin and V. Vuckovic Petroleum Exploration and Development Titles Map: E. Petrie and C. Quinn Preferred way to cite this publication: Petrie, E. and others, Geoscience Australia (2005) Oil and Gas Resources of Australia 2003. Geoscience Australia, Canberra. Individual chapters can be cited as, e.g., Zhu, R. (2005) Sufficiency of crude oil and condensate resources. Oil and Gas Resources of Australia 2003. Geoscience Australia, Canberra. Chapter 8, pp 97100. This volume is the successor to Oil and Gas Resources of Australia 2002. Geoscience Australia has tried to make the information in this product as accurate as possible. However, it does not guarantee that the information is totally accurate or complete. Therefore, you should not rely solely on this information when making a commercial decision. Cover design by Katherine Hagan, Geoscience Australia Geological diagrams by Geoscience Australia Information Management Branch Structurally edited and desktop published by Science Text Processors Canberra, and TechType. Printed by Union Offset Printers ii Geoscience Australia Contents Glossary vii Abbreviations ix Conversion factors x Summary 1 1: Exploration 2003 5 1.1 Exploration drilling, seismic surveys, expenditure and discoveries 5 1.2 Rig activity 2003 10 1.3 Petroleum permits, leases and licences 11 1.4 Success rates 11 1.5 Release of offshore petroleum exploration areas 12 2: Identified resources 25 2.1 Basin geology and petroleum potential 25 2.2 Significant offshore oil and gas discoveries, 2003 to June 2004 25 2.3 Identified resources 30 3: Opportunity for growth 35 3.1 Medium-term potential of the Dampier Sub-basin and Rankin Platform 35 3.2 Reserves growth 38 4: Developments 45 4.1 Major new developments 45 4.2 Overview of present and past offshore developments 50 4.3 Pipelines 70 5: Coalbed methane 75 5.1 Coalbed methane policy development 75 5.2 Coalbed methane exploration and drilling activity 76 5.3 Coalbed methane production 78 6: Current production 91 6.1 Crude oil and condensate production in 2003 91 6.2 Gas production in 2003 91 7: Crude oil and condensate forecasts 93 7.1 Crude oil and condensate forecast for 20042025 93 7.2 Crude oil forecast for 20042025 94 7.3 Condensate forecast for 20042025 96 Oil and Gas Resources of Australia 2003 iii 8: Sufficiency of crude oil and condensate resources 97 8.1 Introduction 97 8.2 Ratio of economic demonstrated resources to annual production 97 8.3 Trends in crude oil production 99 8.4 Estimated self-sufficiency 100 9: Shale oil development 101 9.1 Shale oil 101 9.2 Resources 101 9.3 Production 101 9.4 World resources and production 102 9.5 Industry developments 102 10: Developments in geological sequestration (storage) of carbon dioxide 105 10.1 Launch of new CRC 105 10.2 International activity 107 10.3 Geosequestration costs 108 11: Petroleum data and information 113 11.1 Data access July 2003 June 2004 113 11.2 Remastering project 115 11.3 Lodgement of data 115 11.4 Data availability 117 11.5 Metadata databases 117 11.6 Contacts 118 Appendices 121 Appendix A Wells drilled for exploration, development and production by State, 2003 123 Appendix B Seismic survey activity by State, 2003 139 Appendix C Discoveries of petroleum in 2003 145 Appendix D Summary of wells drilled 149 Appendix E Petroleum expenditure and activity 153 Appendix F Wells and metres drilled, 1984-2003 159 Appendix G Offshore and onshore drilling activity by State, 19932003 161 Appendix H Australias offshore production facilities 165 Appendix I Crude oil, condensate and gas production by basin pre-1994 and 19942003 169 Appendix J Australian petroleum pipelines, 2003 173 Appendix K Key to petroleum exploration and development titles, 2003 189 Appendix L Significant Australian offshore oil and gas discoveries up to the end of 2003 233 Appendix M Australian producing onshore oil and gas discoveries up to the end of 2003 241 iv Geoscience Australia Figures Figure 1.1 Wells and metres drilled offshore 19922003 7 Figure 1.2 Location of discoveries in 2003 8 Figure 1.3 Wells and metres drilled onshore 19922003 9 Figure 1.4 Onshore drilling rig activity 19952003 10 Figure 1.5 Offshore drilling rig activity 19952003 11 Figure 1.6 Number of offshore exploration permits awarded and annual take-up rates of offshore exploration areas from offshore Acreage Release Programs, 1991 to 2003 15 Figure 1.7 Total indicative expenditure in primary work programs (first three permit years) for offshore exploration permits awarded from offshore Acreage Release Programs, 1991 to 2003 18 Figure 1.8 Number of predominantly deepwater (>400 m water depth) exploration permits awarded from Acreage Release and Re-release Programs, 1991 to 2003 19 Figure 1.9 Location of predominantly deepwater (>400 m water depth) exploration permits, Offshore Australia, as at March 2004 20 Figure 1.10 Deepwater (>400 m) exploration wells drilled offshore Australia, 1991 to June 2004 with a four-year projection of maximum possible deepwater exploration drilling derived from existing work program data 21 Figure 1.11 Deepwater (>400 m) exploration, appraisal and development drilling and exploration success rates, offshore Australia, 1991 to June 2004 22 Figure 2.1 Australias sedimentary basins 26 Figure 2.2 Exploration, appraisal and development drilling, Exmouth Sub-basin, 1971 to June 2004 27 Figure 2.3 Cumulative oil reserves, Exmouth Sub-basin 28 Figure 2.4 Australias initial and remaining commercial plus non-commercial reserves of crude oil, condensate and sales gas 33 Figure 2.5 Australias world ranking for crude oil and sales gas reserves and production 33 Figure 3.1 Dampier Sub-basin and Rankin Platform undiscovered oil resources 35 Figure 3.2 Dampier Sub-basin and Rankin Platform undiscovered gas resources 36 Figure 3.3 Growth factors for Australian producing oil accumulations 39 Figure 3.4 Growth factors for Australian producing gas accumulations 39 Figure 3.5 Hindcast reserves growth for producing oil accumulations 40 Figure 3.6 Hindcast reserves growth for producing gas accumulations 40 Figure 3.7 Oil reserves growth versus number of post-discovery wells drilled into a field 42 Figure 3.8 Gas reserves growth versus number of post-discovery wells drilled into a field 42 Figure 4.1 Locations of oil and gas production and pipelines 51 Figure 7.1 Australias annual production of crude oil and condensate 19752003 and forecast annual production at 90%, 50% and 10% cumulative probability 20042025 93 Figure 7.2 Australias annual production of crude oil 19752003 and forecast annual production at 90%, 50% and 10% cumulative probability 20042025 95 Figure 7.3 Australias annual production of condensate 19752003 and forecast annual production at 90%, 50% and 10% cumulative probability 20042025 96 Figure 8.1 Annual R/P ratios for crude oil, condensate, LPG and sales gas 97 Figure E.1 Total petroleum expenditure, 19792003 ($ million) 158 Figure E.2 Total petroleum expenditure in 2003 ($ million) 158 Oil and Gas Resources of Australia 2003 v Tables Table S.1 Remaining commercial reserves at 1 January 2004 and estimates of reserves that have not yet been declared commercially viable (i.e. non-commercial) reserves 3 Table S.2 Daily petroleum production rates in 2003 4 Table 1.1 Seismic survey acquisition 20022003 6 Table 1.2 New-field wildcat success rates 19892003 12 Table 1.3 Offshore exploration permits awarded from the 2002 Acreage Release Program 14 Table 1.4 Offshore exploration permits awarded from re-released areas from the 2002 Acreage Release Program 15 Table 1.5 Offshore exploration permits awarded from the 2003 Acreage Release Program 16 Table 1.6 2004 Offshore Acreage Release Program 17 Table 1.7 Deepwater exploration permits awarded from the 2002 and 2003 Acreage Release and Re-release Programs 21 Table 1.8 Deepwater (>400 m) wells drilled offshore Australia, 2003 to June 2004 23 Table 2.1 Australias petroleum reservoirs 27 Table 2.2 Petroleum reserves estimates by basin as at 1 January 2004 31 Table 2.3 McKelvey classification estimates by basin as at 1 January 2004 32 Table 3.1 Assessment of undiscovered hydrocarbon resources in the Dampier Sub-basin and Rankin Platform 36 Table 3.2 Risked assessment for medium drilling scenario Dampier

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