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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	4,328	6,218	7,476	9,037	10,904	12,464	1977-2010
Adjustments	-53	4	162	63	18	336	1977-2010
Revision Increases	445	139	536	240	610	1,070	1977-2010
Revision Decreases	702	183	118	285	503	221	1977-2010
Sales	305	516	45	50	71	92	2000-2010
Acquisitions	387	1,318	6	217	86	46	2000-2010
Extensions	696	1,535	1,219	2,004	2,400	1,147	1977-2010
New Field Discoveries	0	0	0	1	0	0	1977-2010
New Reservoir Discoveries in Old Fields	0	0	17	21	14	7	1977-2010
Estimated Production	361	407	519	650	687	733	1977-2010