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Assessment of Undiscovered Oil and Gas Resources of the Permian Basin Province of West Texas and Southeast New Mexico, 2007 [More info]

We estimated a mean of 41 trillion cubic feet of undiscovered natural gas and a mean of 1.3 billion barrels of undiscovered oil in this area using a geology-based assessment methodology.

Assessment of Undiscovered Oil and Gas Resources of the Timan-Pechora Basin Province, Russia, 2008 [More info]

We estimated means of 1.6 billion barrels of undiscovered oil and 9 trillion cubic feet of natural gas north of the Arctic Circle in this area.

Assessment of Undiscovered Oil and Gas Resources of the West Greenland-East Canada Province, 2008 [More info]

We estimated a mean of 7.3 billion barrels of oil and a mean of 52 trillion cubic feet of undiscovered natural gas in this area using a geology-based assessment methodology.

Assessment of Undiscovered Oil and Gas Resources of the West Siberian Basin Province, Russia, 2008 [More info]

We estimated means of 3.7 billion barrels of undiscovered oil and 651 trillion cubic feet of natural gas north of the Arctic Circle in this area using a geology-based assessment methodology.

Assessment of potential shale gas and shale oil resources of the Norte Basin, Uruguay, 2011 [More info]

We estimated mean volumes of 13.4 trillion cubic feet of potential technically recoverable shale gas and 0.5 billion barrels of technically recoverable shale oil resources in this area using a performance-based geologic assessment methodology.

Assessment of undiscovered conventional oil and gas resources of South America and the Caribbean, 2012 [More info]

We estimated means of 126 billion barrels of oil and 679 trillion cubic feet of undiscovered natural gas in 31 geologic provinces of South America and the Caribbean using a geology based assessment methodology.

Assessment of undiscovered oil and gas resources of Papua-New Guinea, eastern Indonesia, and East Timor, 2011 [More info]

We estimated means of 5.8 billion barrels of oil and 115 trillion cubic feet of undiscovered natural gas in this area using a geology-based assessment methodology.

Assessment of undiscovered, conventional oil and gas resources of Mexico, Guatemala, and Belize, 2012 [More info]

We estimated means of 19 billion barrels of oil and 83 trillion cubic feet of undiscovered natural gas resources in 10 geologic provinces of this area using a geology-based assessment methodology.

Assessment of Undiscovered Oil and Gas Resources of the Nile Delta Basin Province, Eastern Mediterranean [More info]

We estimated means of 1.8 billion barrels of recoverable oil, 223 trillion cubic feet of recoverable gas, and 6 billion barrels of natural gas liquids in this area using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of the Chad Basin Province, North-Central Africa [More info]

Using a geology-based assessment methodology, we estimated mean volumes of 2.32 billion barrels of oil, 14.65 trillion cubic feet of natural gas, and 391 million barrels of natural gas liquids.

Assessment of undiscovered oil and gas resources of the North Caspian Basin, Middle Caspian Basin, North Ustyurt Basin, and South Caspian Basin Provinces, Caspian Sea Area, 2010 [More info]

We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 19.6 billion barrels of crude oil, 243 trillion cubic feet of natural gas, and 9.3 billion barrels of natural gas liquids.

Assessment of undiscovered oil and gas resources of the Volga-Ural Region Province, Russia and Kazakhstan, 2010 [More info]

We estimated mean volumes of technically recoverable, conventional, undiscovered petroleum resources at 1.4 billion barrels of crude oil, 2.4 trillion cubic feet of natural gas, and 85 million barrels of natural gas liquids.

Assessment of potential shale gas resources of the Bombay, Cauvery, and Krishna-Godavari Provinces, India, 2011 [More info]

Using a performance-based geologic assessment methodology, we estimated a technically recoverable mean volume of 6.1 trillion cubic feet of potential shale gas in these areas.

Assessment of undiscovered oil and gas resources of the North Sakhalin Basin Province, Russia, 2011 [More info]

We estimated 5.3 billion barrels of crude oil, 43.8 trillion cubic feet of natural gas, and 0.8 billion barrels of natural gas liquids as undiscovered, technically recoverable resources in this area using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of four East Africa Geologic Provinces [More info]

We estimated mean volumes of 27.6 billion barrels of oil, 441.1 trillion cubic feet of natural gas, and 13.77 billion barrels of natural gas liquids in these areas using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of the Amu Darya Basin and Afghan-Tajik Basin Provinces, Afghanistan, Iran, Tajikistan, Turkmenistan, and Uzbekistan, 2011 [More info]

We estimated volumes of undiscovered, technically recoverable, conventional petroleum resources at 962 million barrels of oil, 52 trillion cubic feet of gas, and 582 million barrels of natural gas liquids in this area using a geology-based methodology.

Assessment of undiscovered oil and gas resources of the Assam, Bombay, Cauvery, and Krishna-Godavari Provinces, South Asia, 2011 [More info]

Combining these areas, we estimated 3,534 million barrels of crude oil, 79,352 billion cubic feet of natural gass, and 1,679 million barrels of natural gas liquids using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of the Central Burma Basin and the Irrawaddy-Andaman and Indo-Burman Geologic Provinces, Myanmar [More info]

We estimated mean volumes of 2.3 billion barrels of oil, 79.6 trillion cubic feet of gas, and 2.1 billion barrels of natrual gas liquids in this area using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of the South Africa Coastal Province, Africa [More info]

We estimated mean volumes of 2.13 billion barrels of oil, 35.96 trillion cubic feet of natural gas, and 1,115 million barrels of natural gas liquids in this area using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of the southern Siberian craton (Baykit High, Nepa--Botuoba High, Angara--Lena Terrace, and Cis--Patom Foredeep Provinces), Russia, 2011 [More info]

We estimated t 3.0 billion barrels of crude oil, 63.3 trillion cubic feet of natural gas, and 1.2 billion barrels of natural gas liquids in this area using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of Libya and Tunisia, 2010 [More info]

We estimated means of 3.97 billion barrels of undiscovered oil, 38.5 trillion cubic feet of undiscovered natural gas, and 1.47 billion barrels of undiscovered natural gas liquids in these areas.

Assessment of undiscovered oil and gas resources of the Sud Province, north-central Africa [More info]

We estimated mean volumes of 7.31 billion barrels of oil, 13.42 trillion cubic feet of natural gas, and 353 million barrels of natural gas liquids in this area using a geology-based assessment methodology.

Assessment of undiscovered oil and gas resources of the West African Costal Province, West Africa [More info]

We estimated mean volumes of 3.2 billion barrels of oil, 23.63 trillion cubic feet of natural gas, and 721 million barrels of natural gas liquids in this area using a geology-based assessment methodology.

Assessment of potential unconventional Carboniferous-Permian gas resources of the Liaohe Basin eastern uplift, Liaoning Province, China, 2011 [More info]

We estimated a mean of 448 billion cubic feet of potential technically recoverable unconventional natural gas in this area.

Assessment of Undiscovered Oil Resources in the Devonian-Mississippian Bakken Formation, Williston Basin Province, Montana and North Dakota, 2008 [More info]

We estimated mean undiscovered volumes of 3.65 billion barrels of oil, 1.85 trillion cubic feet of associated dissolved natural gas, and 148 million barrels of natural gas liquids in this area using a geology-based assessment methodology.

Assessment of Undiscovered Hydrocarbon Resources of the Western Oregon and Washington Province [More info]

We estimated mean volumes of 2.2 trillion cubic feet (TCF) of undiscovered natural gas and 15 million barrels of oil (MMBO) in the using a geology-based assessment methodology.

2010 updated assessment of undiscovered oil and gas resources of the National Petroleum Reserve in Alaska (NPRA) [More info]

We estimate mean volumes of 896 million barrels of oil and about 53 trillion cubic feet of nonassociated natural gas in conventional, undiscovered accumulations within this area, a reduction of our 2002 estimate due to new geologic information.

Assessment of potential oil and gas resources in source rocks of the Alaska North Slope, 2012 [More info]

We estimated potential, technically recoverable oil and gas resources for source rocks of the Alaska North Slope. Estimates range from zero to 2 billion barrels of oil and from zero to nearly 80 trillion cubic feet of natural gas.

Potential for technically recoverable unconventional gas and oil resources in the Polish-Ukrainian Foredeep, Poland [More info]

Using a performance-based geological assessment methodology, we estimated mean volumes of 1,345 billion cubic feet of potentially technically recoverable gas and 168 million barrels of technically recoverable oil and natural gas liquids here.

Assessment of Undiscovered Oil and Gas Resources of the Williston Basin Province of North Dakota, Montana, and South Dakota, 2008 [More info]

We estimated mean undiscovered volumes of 3.8 billion barrels of undiscovered oil, 3.7 trillion cubic feet of associated/dissolved natural gas, and 0.2 billion barrels of undiscovered natural gas liquids using a geology-based assesment methodology.

Assessment of Undiscovered Oil and Gas Resources of Four West Africa Geologic Provinces [More info]

Estimates of undiscovered petroleum resources in coastal west Africa, including offshore areas.

Assessment of Undiscovered Natural Gas Resources of the Sacramento Basin Province of California, 2006 [More info]

We estimated undiscovered, technically recoverable resources are 534 billion cubic feet of natural gas and 323 thousand barrels of natural gas liquids in this area using a geology-based assessment methodology.

Circum-Arctic Resource Appraisal: Estimates of Undiscovered Oil and Gas North of the Arctic Circle [More info]

90 billion barrels of oil, 1,669 trillion cubic feet of natural gas, and 44 billion barrels of natural gas liquids may remain to be found in the Arctic, of which approximately 84 percent is expected to occur in offshore areas.

Assessment of undiscovered oil and gas resources of the Devonian Marcellus Shale of the Appalachian Basin Province [More info]

We estimated a mean undiscovered natural gas resource of 84,198 billion cubic feet and a mean undiscovered natural gas liquids resource of 3,379 million barrels using a geology-based assessment methodology.

Assessment of undiscovered conventional oil and gas resources of Bonaparte Basin, Browse Basin, Northwest Shelf, and Gippsland Basin Provinces, Australia, 2011 [More info]

We estimated means of 4.7 billion barrels of undiscovered oil and 227 trillion cubic feet of undiscovered natural gas in three major offshore petroleum basins using a geology-based assessment methodology.

Assessment of Gas Hydrate Resources on the North Slope, Alaska, 2008 [More info]

We estimate that there are about 85 trillion cubic feet (TCF) of undiscovered, technically recoverable gas resources within gas hydrates in northern Alaska.

An estimate of undiscovered conventional oil and gas resources of the world, 2012 [More info]

Using a geology-based assessment methodology, we estimated means of 565 billion barrels of conventional oil and 5,606 trillion cubic feet of undiscovered conventional natural gas in 171 priority geologic provinces of the world, exclusive of the U.S.

Assessment of Undiscovered Natural Gas Resources of the Arkoma Basin Province and Geologically Related Areas [More info]

We estimated mean volumes of 38 trillion cubic feet (TCF) of undiscovered natural gas, 159 million barrels of natural gas liquid (MMBNGL), and no oil in accumulations of 0.5 million barrels (MMBO) or larger in this area.

Assessment of potential additions to conventional oil and gas resources of the world (outside the United States) from reserve growth, 2012 [More info]

We used mathematical models to estimate the likely increases in the estimates of the amount of oil and gas technically recoverable from existing known large fields outside the US.

Assessment of undiscovered oil and gas resources in conventional and continuous petroleum systems in the Upper Cretaceous Eagle Ford Group, U.S. Gulf Coast region, 2011 [More info]

We estimated the volume of oil, natural gas, and natural gas liquids in three closely related geologic units in this area using a geology based assessment methodology.

Assessment of Undiscovered Petroleum Resources of Southern and Western Afghanistan, 2009 [More info]

We estimated mean undiscovered resource volumes of 21.55 million barrels of oil, 44.76 billion cubic feet of non-associated natural gas, and 0.91 million barrels of natural gas liquids in the western Afghanistan Tirpul Assessment Unit.

Assessment of undiscovered oil and gas resources in Jurassic and Cretaceous strata of the Gulf Coast, 2010 [More info]

We estimated means of 147.4 trillion cubic feet of undiscovered natural gas, 2.4 billion barrels of undiscovered oil, and 2.96 billion barrels of undiscovered natural gas liquids in this area using a geology-based assessment methodology.