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Natural Gas Reserves Summary as of Dec. 31
(Billion Cubic Feet)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2004 2005 2006 2007 2008 2009 View
History
U.S.
192,513 204,385 211,085 237,726 244,656 272,509 1925-2009
Federal Offshore U.S.
19,271 17,831 15,360 14,439 13,546 12,552 1990-2009
Pacific (California)
459 824 811 805 704 739 1977-2009
Gulf of Mexico
18,812 17,007 14,549 13,634     1992-2007
Louisiana & Alabama
14,685 13,665 11,824 11,090 10,450 9,362 1981-2009
Texas
4,127 3,342 2,725 2,544 2,392 2,451 1981-2009
Alaska
8,407 8,171 10,245 11,917 7,699 9,101 1977-2009
Lower 48 States
184,106 196,214 200,840 225,809 236,957 263,408 1977-2009
Alabama
4,120 3,965 3,911 3,994 3,290 2,871 1977-2009
Arkansas
1,835 1,964 2,269 3,305 5,626 10,869 1977-2009
California
2,634 3,228 2,794 2,740 2,406 2,773 1977-2009
Coastal Region Onshore
189 268 206 205 146 163 1977-2009
Los Angeles Basin Onshore
174 176 153 144 75 84 1977-2009
San Joaquin Basin Onshore
2,185 2,694 2,345 2,309 2,128 2,469 1977-2009
State Offshore
86 90 90 82 57 57 1977-2009
Colorado
14,743 16,596 17,149 21,851 23,302 23,058 1977-2009
Florida
78 77 45 108 1 7 1977-2009
Kansas
4,652 4,314 3,931 3,982 3,557 3,279 1977-2009
Kentucky
1,880 2,151 2,227 2,469 2,714 2,782 1977-2009
Louisiana
9,588 10,447 10,474 10,045 11,573 20,688 1981-2009
North
5,770 6,695 6,715 6,344 7,876 17,143 1977-2009
South Onshore
3,436 3,334 3,335 3,323 2,799 2,844 1977-2009
State Offshore
382 418 424 378 898 701 1981-2009
Michigan
3,091 2,910 3,065 3,630 3,174 2,763 1977-2009
Mississippi
691 755 813 954 1,030 917 1977-2009
Montana
995 986 1,057 1,052 1,000 976 1977-2009
New Mexico
18,512 18,201 17,934 17,245 16,285 15,598 1977-2009
East
3,621 3,791 3,914 3,994 4,031 4,141 1977-2009
West
14,891 14,410 14,020 13,251 12,254 11,457 1977-2009
New York
324 349 363 376 389 196 1977-2009
North Dakota
417 453 479 511 541 1,079 1977-2009
Ohio
974 898 975 1,027 985 896 1977-2009
Oklahoma
16,238 17,123 17,464 19,031 20,845 22,769 1977-2009
Pennsylvania
2,361 2,782 3,050 3,361 3,577 6,985 1977-2009
Texas
49,955 56,507 61,836 72,091 77,546 80,424 1981-2009
RRC District 1
1,184 1,161 1,063 1,040 985 1,398 1977-2009
RRC District 2 Onshore
1,844 2,073 2,060 2,255 2,238 1,800 1977-2009
RRC District 3 Onshore
3,185 3,192 3,050 2,904 2,752 2,616 1977-2009
RRC District 4 Onshore
8,699 8,761 8,116 7,963 7,604 6,728 1977-2009
RRC District 5
6,523 9,557 12,593 17,205 20,281 22,343 1977-2009
RRC District 6
7,638 8,976 9,087 11,257 12,184 12,795 1977-2009
RRC District 7B
310 802 1,471 2,117 2,382 2,077 1977-2009
RRC Distict 7C
4,668 5,123 5,126 5,341 4,946 4,827 1977-2009
RRC District 8
5,301 5,993 6,070 6,560 6,824 6,672 1977-2009
RRC District 8A
1,188 1,366 1,290 1,431 1,172 1,218 1977-2009
RRC District 9
4,221 4,328 6,218 7,476 9,037 10,904 1977-2009
RRC District 10
4,873 4,910 5,387 6,281 6,922 6,882 1977-2009
State Offshore
321 265 305 261 219 164 1981-2009
Utah
3,866 4,295 5,146 6,391 6,643 7,257 1977-2009
Virginia
1,742 2,018 2,302 2,529 2,378 3,091 1982-2009
West Virginia
3,397 4,459 4,509 4,729 5,136 5,946 1977-2009
Wyoming
22,632 23,774 23,549 29,710 31,143 35,283 1977-2009
Miscellaneous
110 131 138 239 270 349 1977-2009
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Illinois, Indiana, Maryland, Missouri, Nebraska, Nevada, Oregon, South Dakota, and Tennessee.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/30/2010
Next Release Date: 6/15/2012