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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.	204,385	211,085	237,726	244,656	272,509	304,625	1925-2010
Federal Offshore U.S.	17,831	15,360	14,439	13,546	12,552	11,765	1990-2010
Pacific (California)	824	811	805	704	739	724	1977-2010
Louisiana & Alabama	13,665	11,824	11,090	10,450	9,362	8,896	1981-2010
Texas	3,342	2,725	2,544	2,392	2,451	2,145	1981-2010
Alaska	8,171	10,245	11,917	7,699	9,101	8,838	1977-2010
Lower 48 States	196,214	200,840	225,809	236,957	263,408	295,787	1977-2010
Alabama	3,965	3,911	3,994	3,290	2,871	2,629	1977-2010
Arkansas	1,964	2,269	3,305	5,626	10,869	14,178	1977-2010
California	3,228	2,794	2,740	2,406	2,773	2,647	1977-2010
Coastal Region Onshore	268	206	205	146	163	173	1977-2010
Los Angeles Basin Onshore	176	153	144	75	84	87	1977-2010
San Joaquin Basin Onshore	2,694	2,345	2,309	2,128	2,469	2,321	1977-2010
State Offshore	90	90	82	57	57	66	1977-2010
Colorado	16,596	17,149	21,851	23,302	23,058	24,119	1977-2010
Florida	77	45	108	1	7	56	1977-2010
Kansas	4,314	3,931	3,982	3,557	3,279	3,673	1977-2010
Kentucky	2,151	2,227	2,469	2,714	2,782	2,613	1977-2010
Louisiana	10,447	10,474	10,045	11,573	20,688	29,277	1981-2010
North	6,695	6,715	6,344	7,876	17,143	26,030	1977-2010
South Onshore	3,334	3,335	3,323	2,799	2,844	2,876	1977-2010
State Offshore	418	424	378	898	701	371	1981-2010
Michigan	2,910	3,065	3,630	3,174	2,763	2,919	1977-2010
Mississippi	755	813	954	1,030	917	853	1977-2010
Montana	986	1,057	1,052	1,000	976	944	1977-2010
New Mexico	18,201	17,934	17,245	16,285	15,598	15,412	1977-2010
East	3,791	3,914	3,994	4,031	4,141	4,226	1977-2010
West	14,410	14,020	13,251	12,254	11,457	11,186	1977-2010
New York	349	363	376	389	196	281	1977-2010
North Dakota	453	479	511	541	1,079	1,667	1977-2010
Ohio	898	975	1,027	985	896	832	1977-2010
Oklahoma	17,123	17,464	19,031	20,845	22,769	26,345	1977-2010
Pennsylvania	2,782	3,050	3,361	3,577	6,985	13,960	1977-2010
Texas	56,507	61,836	72,091	77,546	80,424	88,997	1981-2010
RRC District 1	1,161	1,063	1,040	985	1,398	2,399	1977-2010
RRC District 2 Onshore	2,073	2,060	2,255	2,238	1,800	2,090	1977-2010
RRC District 3 Onshore	3,192	3,050	2,904	2,752	2,616	2,588	1977-2010
RRC District 4 Onshore	8,761	8,116	7,963	7,604	6,728	7,014	1977-2010
RRC District 5	9,557	12,593	17,205	20,281	22,343	24,363	1977-2010
RRC District 6	8,976	9,087	11,257	12,184	12,795	14,886	1977-2010
RRC District 7B	802	1,471	2,117	2,382	2,077	2,242	1977-2010
RRC Distict 7C	5,123	5,126	5,341	4,946	4,827	4,787	1977-2010
RRC District 8	5,993	6,070	6,560	6,824	6,672	7,206	1977-2010
RRC District 8A	1,366	1,290	1,431	1,172	1,218	1,164	1977-2010
RRC District 9	4,328	6,218	7,476	9,037	10,904	12,464	1977-2010
RRC District 10	4,910	5,387	6,281	6,922	6,882	7,663	1977-2010
State Offshore	265	305	261	219	164	131	1981-2010
Utah	4,295	5,146	6,391	6,643	7,257	6,981	1977-2010
Virginia	2,018	2,302	2,529	2,378	3,091	3,215	1982-2010
West Virginia	4,459	4,509	4,729	5,136	5,946	7,000	1977-2010
Wyoming	23,774	23,549	29,710	31,143	35,283	35,074	1977-2010
Miscellaneous	131	138	239	270	349	350	1977-2010