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Keathley Canyon is an undersea canyon in the United States Exclusive Economic Zone in the Gulf of Mexico. The canyon is named for the hydrographic survey ship USNS ''Sergeant George D. Keathley'' (T-AGS-35). The Canyon is rich in oil fields. The major oilfields at the Keathley Canyon are Tiber,〔 〕 Kaskida,〔 〕 Lucius,〔 〕 and Buckskin.〔 〕 Many oil companies, including Chevron Corporation, BP, Anadarko Petroleum, ExxonMobil, Repsol,〔Smith, Thomas, ("More Giant Oil Discoveries" ), ''GEO ExPro Magazine'', NO2 - 2010. Retrieved 2011-08-19.〕 Shell, Devon Energy, BHP Billiton, Eni, and Total S.A. have leased the rights to drill for oil in this area. In June, 2011, ExxonMobil announced two major oil and gas discoveries in Keathley Canyon blocks 918, 919, and 964 (Hadrian field)〔 〕 southwest of New Orleans, with combined estimated reserves of .〔 〕 The find was "the company’s first deepwater exploration well following a U.S. moratorium" after the Deepwater Horizon explosion and oil spill in the Gulf in 2010 and "one of the largest discoveries in the Gulf ... in the last decade." "Exxon holds a 50% working interest in four ... blocks. Units owned by Petrobras and Eni SPA hold a 25% interest in three of the blocks. Petrobras also owns 50% of one of the blocks."〔Gelsi, Steve, ("Exxon holds on to gains, energy stocks fall back" ), ''MarketWatch'', June 8, 2011, 4:47 p.m. EDT. Retrieved 2011-06-08.〕 ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Keathley Canyon」の詳細全文を読む スポンサード リンク
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