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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	2004	2005	2006	2007	2008	2009	View History
Proved Reserves as of Dec. 31	14,891	14,410	14,020	13,251	12,254	11,457	1977-2009
Adjustments	46	7	35	54	2	274	1977-2009
Revision Increases	2,111	1,614	666	2,046	2,186	855	1977-2009
Revision Decreases	1,304	1,857	708	2,018	2,216	1,080	1977-2009
Sales	419	449	5,951	281	191	138	2000-2009
Acquisitions	889	589	5,951	158	6	63	2000-2009
Extensions	860	580	423	159	105	124	1977-2009
New Field Discoveries	0	5	0	0	0	1	1977-2009
New Reservoir Discoveries in Old Fields	0	1	140	0	1	0	1977-2009
Estimated Production	1,011	971	946	887	890	896	1977-2009