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Dry Natural Gas Proved Reserves (Billion Cubic Feet)

Data Series: Proved Reserves as of Dec. 31 Adjustments Revision Increases Revision Decreases Sales Acquisitions Extensions New Field Discoveries New Reservoir Discoveries in Old Fields Estimated Production Period:  Annual

Download Series History Definitions, Sources & Notes
Show Data By: Data Series Area	2004	2005	2006	2007	2008	2009	View History
U.S.	19,168	18,458	18,545	19,466	20,523	21,594	1977-2009
Federal Offshore U.S.	3,921	2,939	2,775	2,731	2,250	2,377	1990-2009
Pacific (California)	47	33	37	40	36	37	1977-2009
Louisiana & Alabama	2,802	1,997	1,973	2,066	1,752	1,886	1981-2009
Texas	1,072	909	765	625	462	454	1981-2009
Alaska	478	469	408	388	354	358	1977-2009
Lower 48 States	18,690	17,989	18,137	19,078	20,169	21,236	1977-2009
Alabama	327	300	287	274	257	254	1977-2009
Arkansas	170	174	188	269	456	698	1977-2009
California	247	268	255	253	237	239	1977-2009
Coastal Region Onshore	10	18	9	12	11	12	1977-2009
Los Angeles Basin Onshore	10	9	8	8	6	7	1977-2009
San Joaquin Basin Onshore	220	234	232	227	217	214	1977-2009
State Offshore	7	7	6	6	3	6	1977-2009
Colorado	1,050	1,104	1,174	1,326	1,441	1,524	1977-2009
Florida	3	2	2	4	3	0	1977-2009
Kansas	376	380	350	361	357	334	1977-2009
Kentucky	83	85	66	80	93	108	1977-2009
Louisiana	1,322	1,206	1,309	1,257	1,319	1,544	1981-2009
North	453	498	552	553	685	992	1977-2009
South Onshore	770	640	674	618	539	469	1977-2009
State Offshore	99	68	83	86	95	83	1981-2009
Michigan	207	211	197	184	157	153	1977-2009
Mississippi	93	86	83	100	110	100	1977-2009
Montana	95	100	117	112	114	113	1977-2009
New Mexico	1,527	1,493	1,426	1,349	1,349	1,350	1977-2009
East	516	522	480	462	459	454	1977-2009
West	1,011	971	946	887	890	896	1977-2009
New York	44	52	50	44	48	35	1977-2009
North Dakota	51	53	52	53	65	82	1977-2009
Ohio	82	76	78	71	79	79	1977-2009
Oklahoma	1,563	1,587	1,601	1,659	1,775	1,790	1977-2009
Pennsylvania	155	181	176	183	211	273	1977-2009
Texas	5,318	5,424	5,608	6,263	7,009	7,017	1981-2009
RRC District 1	120	128	109	92	85	82	1977-2009
RRC District 2 Onshore	296	305	323	301	310	259	1977-2009
RRC District 3 Onshore	582	558	532	512	505	509	1977-2009
RRC District 4 Onshore	1,295	1,232	1,157	1,172	1,156	1,013	1977-2009
RRC District 5	490	650	783	1,130	1,521	1,718	1977-2009
RRC District 6	683	752	774	896	983	1,004	1977-2009
RRC District 7B	51	65	90	139	187	171	1977-2009
RRC Distict 7C	348	349	369	346	342	328	1977-2009
RRC District 8	493	464	480	538	541	545	1977-2009
RRC District 8A	108	102	102	103	105	108	1977-2009
RRC District 9	412	361	407	519	650	687	1977-2009
RRC District 10	375	398	450	482	574	553	1977-2009
State Offshore	65	60	32	33	50	40	1981-2009
Utah	282	308	349	365	417	447	1977-2009
Virginia	72	70	102	109	126	178	1982-2009
West Virginia	170	230	187	192	250	278	1977-2009
Wyoming	1,524	1,642	1,695	1,825	2,026	2,233	1977-2009
Miscellaneous	8	18	10	14	20	30	1977-2009