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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.	18,198	21,050	21,778	27,107	26,687	42,139	1977-2009
Federal Offshore U.S.	1,193	642	733	657	903	289	1990-2009
Pacific (California)	0	0	0	0	0	0	1977-2009
Louisiana & Alabama	1,110	546	530	525	610	270	1981-2009
Texas	83	96	203	132	293	19	1981-2009
Alaska	141	62	49	28	18	2	1977-2009
Lower 48 States	18,057	20,988	21,729	27,079	26,669	42,137	1977-2009
Alabama	131	85	146	123	59	20	1977-2009
Arkansas	170	281	491	1,148	1,754	4,627	1977-2009
California	100	129	176	16	101	450	1977-2009
Coastal Region Onshore	8	6	5	0	0	0	1977-2009
Los Angeles Basin Onshore	40	2	4	0	0	0	1977-2009
San Joaquin Basin Onshore	51	120	166	13	96	446	1977-2009
State Offshore	1	1	1	3	5	4	1977-2009
Colorado	1,017	1,795	1,980	2,812	2,294	3,346	1977-2009
Florida	0	0	0	0	0	0	1977-2009
Kansas	47	108	93	149	78	24	1977-2009
Kentucky	96	101	23	373	200	713	1977-2009
Louisiana	1,940	1,560	1,026	1,247	1,848	9,807	1981-2009
North	1,521	1,188	619	925	1,603	9,508	1977-2009
South Onshore	392	343	328	304	223	285	1977-2009
State Offshore	27	29	79	18	22	14	1981-2009
Michigan	90	55	86	29	21	16	1977-2009
Mississippi	27	75	119	146	155	132	1977-2009
Montana	131	130	144	81	75	32	1977-2009
New Mexico	1,243	1,048	793	585	520	441	1977-2009
East	383	468	370	426	415	317	1977-2009
West	860	580	423	159	105	124	1977-2009
New York	87	7	5	19	25	0	1977-2009
North Dakota	7	49	30	59	102	401	1977-2009
Ohio	29	58	17	39	23	10	1977-2009
Oklahoma	1,983	1,818	2,051	2,380	2,974	3,463	1977-2009
Pennsylvania	123	275	359	358	489	2,774	1977-2009
Texas	5,891	9,640	9,467	10,717	11,001	10,260	1981-2009
RRC District 1	92	115	74	68	26	143	1977-2009
RRC District 2 Onshore	262	338	321	541	352	86	1977-2009
RRC District 3 Onshore	344	431	384	277	371	288	1977-2009
RRC District 4 Onshore	1,157	1,019	1,138	1,020	1,135	506	1977-2009
RRC District 5	509	2,609	1,953	3,243	3,048	2,992	1977-2009
RRC District 6	946	1,418	1,357	1,740	1,390	1,671	1977-2009
RRC District 7B	7	400	681	706	626	319	1977-2009
RRC Distict 7C	316	793	691	349	260	263	1977-2009
RRC District 8	527	1,114	488	664	402	747	1977-2009
RRC District 8A	14	27	19	58	23	8	1977-2009
RRC District 9	1,062	696	1,535	1,219	2,004	2,400	1977-2009
RRC District 10	654	680	826	809	1,362	837	1977-2009
State Offshore	1	0	0	23	2	0	1981-2009
Utah	299	596	1,408	744	801	164	1977-2009
Virginia	146	166	114	262	202	383	1982-2009
West Virginia	185	371	229	412	437	1,190	1977-2009
Wyoming	3,105	1,987	2,211	4,666	2,566	3,501	1977-2009
Miscellaneous	17	12	28	57	41	94	1977-2009