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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	2005	2006	2007	2008	2009	2010	View History
U.S.	18,458	18,545	19,466	20,523	21,594	22,239	1977-2010
Federal Offshore U.S.	2,939	2,775	2,731	2,250	2,377	2,154	1990-2010
Pacific (California)	33	37	40	36	37	28	1977-2010
Louisiana & Alabama	1,997	1,973	2,066	1,752	1,886	1,717	1981-2010
Texas	909	765	625	462	454	409	1981-2010
Alaska	469	408	388	354	358	317	1977-2010
Lower 48 States	17,989	18,137	19,078	20,169	21,236	21,922	1977-2010
Alabama	300	287	274	257	254	223	1977-2010
Arkansas	174	188	269	456	698	951	1977-2010
California	268	255	253	237	239	243	1977-2010
Coastal Region Onshore	18	9	12	11	12	12	1977-2010
Los Angeles Basin Onshore	9	8	8	6	7	6	1977-2010
San Joaquin Basin Onshore	234	232	227	217	214	220	1977-2010
State Offshore	7	6	6	3	6	5	1977-2010
Colorado	1,104	1,174	1,326	1,441	1,524	1,590	1977-2010
Florida	2	2	4	3	0	15	1977-2010
Kansas	380	350	361	357	334	305	1977-2010
Kentucky	85	66	80	93	108	96	1977-2010
Louisiana	1,206	1,309	1,257	1,319	1,544	2,189	1981-2010
North	498	552	553	685	992	1,721	1977-2010
South Onshore	640	674	618	539	469	394	1977-2010
State Offshore	68	83	86	95	83	74	1981-2010
Michigan	211	197	184	157	153	154	1977-2010
Mississippi	86	83	100	110	100	87	1977-2010
Montana	100	117	112	114	113	93	1977-2010
New Mexico	1,493	1,426	1,349	1,349	1,350	1,220	1977-2010
East	522	480	462	459	454	392	1977-2010
West	971	946	887	890	896	828	1977-2010
New York	52	50	44	48	35	36	1977-2010
North Dakota	53	52	53	65	82	94	1977-2010
Ohio	76	78	71	79	79	73	1977-2010
Oklahoma	1,587	1,601	1,659	1,775	1,790	1,703	1977-2010
Pennsylvania	181	176	183	211	273	591	1977-2010
Texas	5,424	5,608	6,263	7,009	7,017	6,974	1981-2010
RRC District 1	128	109	92	85	82	113	1977-2010
RRC District 2 Onshore	305	323	301	310	259	237	1977-2010
RRC District 3 Onshore	558	532	512	505	509	508	1977-2010
RRC District 4 Onshore	1,232	1,157	1,172	1,156	1,013	893	1977-2010
RRC District 5	650	783	1,130	1,521	1,718	1,771	1977-2010
RRC District 6	752	774	896	983	1,004	1,017	1977-2010
RRC District 7B	65	90	139	187	171	149	1977-2010
RRC Distict 7C	349	369	346	342	328	315	1977-2010
RRC District 8	464	480	538	541	545	549	1977-2010
RRC District 8A	102	102	103	105	108	93	1977-2010
RRC District 9	361	407	519	650	687	733	1977-2010
RRC District 10	398	450	482	574	553	569	1977-2010
State Offshore	60	32	33	50	40	27	1981-2010
Utah	308	349	365	417	447	432	1977-2010
Virginia	70	102	109	126	178	172	1982-2010
West Virginia	230	187	192	250	278	293	1977-2010
Wyoming	1,642	1,695	1,825	2,026	2,233	2,218	1977-2010
Miscellaneous	18	10	14	20	30	16	1977-2010