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Dry Natural Gas Proved Reserves (Billion Cubic Feet)

Area: U.S. Federal Offshore U.S.    Federal Offshore, Pacific (California)    Federal Offshore, Gulf of Mexico, LA & AL    Federal Offshore, Gulf of Mexico, TX Alaska Lower 48 States Alabama Arkansas California    CA, Coastal Region Onshore    CA, Los Angeles Basin Onshore    CA, San Joaquin Basin Onshore    CA, State Offshore Colorado Florida Kansas Kentucky Louisiana    North Louisiana    LA, South Onshore    LA, State Offshore Michigan Mississippi Montana New Mexico    NM, East    NM, West New York North Dakota Ohio Oklahoma Pennsylvania Texas    TX, RRC District 1    TX, RRC District 2 Onshore    TX, RRC District 3 Onshore    TX, RRC District 4 Onshore    TX, RRC District 5    TX, RRC District 6    TX, RRC District 7B    TX, RRC Distict 7C    TX, RRC District 8    TX, RRC District 8A    TX, RRC District 9    TX, RRC District 10    TX, State Offshore Utah Virginia West Virginia Wyoming Miscellaneous Period:  Annual

Download Series History Definitions, Sources & Notes
Show Data By: Data Series Area	2005	2006	2007	2008	2009	2010	View History
Proved Reserves as of Dec. 31	8,976	9,087	11,257	12,184	12,795	14,886	1977-2010
Adjustments	111	69	107	-51	423	403	1977-2010
Revision Increases	548	854	1,780	2,231	1,820	2,660	1977-2010
Revision Decreases	538	1,741	827	1,770	2,225	2,680	1977-2010
Sales	478	511	221	1,048	358	505	2000-2010
Acquisitions	1,014	856	387	1,154	243	955	2000-2010
Extensions	1,418	1,357	1,740	1,390	1,671	2,173	1977-2010
New Field Discoveries	8	1	0	2	0	51	1977-2010
New Reservoir Discoveries in Old Fields	7	0	100	2	41	51	1977-2010
Estimated Production	752	774	896	983	1,004	1,017	1977-2010