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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	5,770	6,695	6,715	6,344	7,876	17,143	1977-2009
Adjustments	-12	69	-27	70	-36	167	1977-2009
Revision Increases	348	337	603	433	668	1,166	1977-2009
Revision Decreases	417	252	759	424	556	2,288	1977-2009
Sales	588	71	57	2,065	912	83	2000-2009
Acquisitions	281	141	189	1,242	1,148	51	2000-2009
Extensions	1,521	1,188	619	925	1,603	9,508	1977-2009
New Field Discoveries	5	0	0	0	157	253	1977-2009
New Reservoir Discoveries in Old Fields	11	11	4	1	145	1,485	1977-2009
Estimated Production	453	498	552	553	685	992	1977-2009