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Energy Glossary
Natural Gas Proved Reserves, Wet After Lease Separation
(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
2001
2002
2003
2004
2005
2006
View
History
U.S.
191,743
195,561
197,145
201,200
213,308
220,416
1979-2006
Federal Offshore U.S.
27,640
25,862
23,033
19,747
18,252
15,750
1990-2006
Pacific (California)
540
515
511
459
825
811
1979-2006
Louisiana & Alabama
20,290
19,113
17,168
15,144
14,073
12,201
1981-2006
Texas
6,810
6,234
5,354
4,144
3,354
2,738
1981-2006
Alaska
8,901
8,533
8,348
8,473
8,237
10,333
1979-2006
Lower 48 States
182,842
187,028
188,797
192,727
205,071
210,083
1979-2006
Alabama
3,958
3,922
4,345
4,159
4,006
3,963
1979-2006
Arkansas
1,619
1,654
1,666
1,837
1,967
2,271
1979-2006
California
2,763
2,696
2,569
2,773
3,384
2,935
1979-2006
Coastal Region Onshore
185
197
174
196
277
214
1979-2006
Los Angeles Basin Onshore
195
218
196
184
186
161
1979-2006
San Joaquin Basin Onshore
2,298
2,190
2,116
2,306
2,831
2,470
1979-2006
State Offshore
85
91
83
87
90
90
1979-2006
Colorado
12,949
14,348
15,893
15,249
17,122
17,682
1979-2006
Florida
96
102
92
88
87
50
1979-2006
Kansas
5,460
5,329
5,143
5,003
4,598
4,197
1979-2006
Kentucky
1,950
1,999
1,971
1,982
2,240
2,369
1979-2006
Louisiana
10,040
9,190
9,538
9,792
10,679
10,710
1981-2006
North
3,927
4,283
5,137
5,841
6,768
6,795
1979-2006
South Onshore
5,341
4,395
3,874
3,557
3,478
3,473
1979-2006
State Offshore
772
512
527
394
433
442
1981-2006
Michigan
3,032
3,311
3,488
3,154
2,961
3,117
1979-2006
Mississippi
663
746
748
692
758
816
1979-2006
Montana
907
914
1,068
1,002
998
1,069
1979-2006
New Mexico
18,559
18,453
18,226
19,687
19,344
19,104
1979-2006
East
3,919
4,011
3,661
3,965
4,132
4,295
1979-2006
West
14,640
14,442
14,565
15,722
15,212
14,809
1979-2006
New York
318
315
365
324
349
363
1979-2006
North Dakota
495
524
497
465
508
539
1979-2006
Ohio
971
1,118
1,127
975
898
975
1979-2006
Oklahoma
14,366
15,753
16,231
17,200
18,146
18,535
1979-2006
Pennsylvania
1,782
2,225
2,497
2,371
2,793
3,064
1979-2006
Texas
46,462
47,491
48,717
53,275
60,178
65,805
1981-2006
RRC District 1
1,066
1,094
1,095
1,229
1,205
1,109
1979-2006
RRC District 2 Onshore
1,863
1,867
1,849
1,934
2,175
2,166
1979-2006
RRC District 3 Onshore
3,943
3,826
3,548
3,400
3,406
3,278
1979-2006
RRC District 4 Onshore
10,345
9,861
9,055
9,067
9,104
8,474
1979-2006
RRC District 5
4,289
4,653
5,460
6,583
9,611
12,648
1979-2006
RRC District 6
6,429
6,561
6,959
7,966
9,343
9,481
1979-2006
RRC District 7B
290
294
383
364
932
1,663
1979-2006
RRC Distict 7C
3,757
4,167
4,791
5,190
5,702
5,727
1979-2006
RRC District 8
6,007
6,056
5,835
6,002
6,800
6,855
1979-2006
RRC District 8A
1,190
1,167
1,137
1,281
1,471
1,384
1979-2006
RRC District 9
2,552
3,210
3,639
4,555
4,734
6,765
1979-2006
RRC District 10
4,263
4,299
4,510
5,383
5,430
5,950
1979-2006
State Offshore
468
436
456
321
265
305
1981-2006
Utah
4,753
4,274
3,617
3,951
4,359
5,211
1979-2006
Virginia
1,752
1,673
1,717
1,742
2,018
2,302
1982-2006
West Virginia
2,825
3,498
3,399
3,509
4,572
4,654
1979-2006
Wyoming
19,399
21,531
22,716
23,640
24,722
24,463
1979-2006
Miscellaneous
83
100
134
110
132
139
1979-2006
Release Date: 1/2/2008
Next Release Date: 1/31/2009
-
= No Data Reported;
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.
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