Tracey J. Mercier Cheryl A. Woodall Phuong A. Le Andrea D. Cicero Ronald M. Drake II Geoffrey S. Ellis Thomas M. Finn Michael H. Gardner Sarah E. Gelman Jane S. Hearon Benjamin G. Johnson Jenny H. Lagesse Heidi M. Leathers-Miller Kristen R. Marra Kira K. Timm Scott S. Young Christopher J. Schenk 2024 <p>Using a geology-based assessment methodology, the U.S. Geological Survey estimated undiscovered, technically recoverable mean conventional resources of 12.1 billion barrels of oil and 50 trillion cubic feet of gas in presalt reservoirs within the West-Central Coastal Province of Africa.</p> application/pdf 10.3133/fs20233028 en U.S. Geological Survey Assessment of undiscovered conventional oil and gas resources in presalt reservoirs of the West-Central Coastal Province of Africa, 2022 reports