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Map of countries with proven oil reserves - according to US EIA (start of 2017) Trends in proven oil reserves in top five countries, 1980–2013 (data from US Energy Information Administration) A map of world oil reserves according to OPEC, January 2014
However, 94 % of known oil is concentrated in fewer than 1500 giant and major fields. [2] Most of the world's largest oilfields are located in the Middle East, but there are also supergiant (>10 billion bbls) oilfields in Brazil, Mexico, Venezuela, Kazakhstan, and Russia. Amounts listed below, in billions of barrels, are the estimated ultimate ...
A map of world oil production (2013) Oil-producing countries (information from 2006 to 2012) This article includes a chart representing proven reserves, production, consumption, exports and imports of oil by country.
At 301 billion metric tons, as estimated in 2005, the oil shale deposits in the United States are the largest in the world. There are two major deposits: the eastern US deposits, in Devonian-Mississippian shales, cover 250,000 square miles (650,000 km 2); the western US deposits of the Green River Formation in Colorado, Wyoming, and Utah, are ...
The proven oil reserves in Venezuela are recognized as the largest in the world, totaling 300 billion barrels (4.8 × 10 10 m 3) as of 1 January 2014. [1] The 2019 edition of the BP Statistical Review of World Energy reports the total proved reserves of 303.3 billion barrels for Venezuela (slightly more than Saudi Arabia's 297.7 billion barrels).
Although the US proved oil reserves grew by 3.8 billion barrels in 2011, even after deducting 2.07 billion barrels of production, only 8% of the 5.84 billion barrels of the newly booked oil was due to new field discoveries (US EIA) Within the petroleum industry, proven crude oil reserves in the United States were 44.4 billion barrels (7.06 × ...
A petroleum reservoir or oil and gas reservoir is a subsurface accumulation of hydrocarbons contained in porous or fractured rock formations. Such reservoirs form when kerogen (ancient plant matter) is created in surrounding rock by the presence of high heat and pressure in the Earth's crust. Reservoirs are broadly classified as conventional ...
A map of world oil reserves according to U.S. EIA, 2017. Iran oil reserves at the beginning of 2001 were reported to be about 99 billion barrels; however in 2002 the result of NIOC's study showed huge reserves upgrade adding about 31.7 billion barrels of recoverable reserves to the Iranian oil reserves.