World Conventional Crude Oil and Natural Gas:
Identified Reserves, Undiscovered Resources and Futures

C. D. Masters, D. H. Root, and R. M. Turner

U. S. Geological Survey Open-File Report 98-468

CONTENTS

              Abstract

1.     Introduction
2.     Assessment
       Assessment procedure for undiscovered oil and gas resources
       Undiscovered conventional oil and gas resources of the United States
       Estimation of Identified Reserves outside the United States and Canada
       Identified Reserves for the United States and Canada
3.     World Petroleum Basin Map (Plate 1 and Plate 2)
       References
       Appendix A: United States basins designated by location and source of data
       Appendix B: Groups of basins assessed and shown jointly

ILLUSTRATIONS

• Plate 1. World Petroleum Futures Map for Oil [1.7 MB PDF]
• Plate 2. World Petroleum Futures Map for Gas [1.7 MB PDF]

TABLES

• Table 1. World conventional oil resources, by basin

• Table 2. World conventional gas resources, by basin

• Table 3. Table of conversions to SI Units

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U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/of/1998/of98-468/index.htm
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