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Energy Glossary
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
2003
2004
2005
2006
2007
2008
View
History
U.S.
16,454
18,198
21,050
21,778
27,107
26,687
1977-2008
Federal Offshore U.S.
902
1,193
642
733
657
903
1990-2008
Pacific (California)
5
0
0
0
0
0
1977-2008
Louisiana & Alabama
713
1,110
546
530
525
610
1981-2008
Texas
184
83
96
203
132
293
1981-2008
Alaska
81
141
62
49
28
18
1977-2008
Lower 48 States
16,373
18,057
20,988
21,729
27,079
26,669
1977-2008
Alabama
315
131
85
146
123
59
1977-2008
Arkansas
125
170
281
491
1,148
1,754
1977-2008
California
55
100
129
176
16
101
1977-2008
Coastal Region Onshore
0
8
6
5
0
0
1977-2008
Los Angeles Basin Onshore
1
40
2
4
0
0
1977-2008
San Joaquin Basin Onshore
54
51
120
166
13
96
1977-2008
State Offshore
0
1
1
1
3
5
1977-2008
Colorado
1,215
1,017
1,795
1,980
2,812
2,294
1977-2008
Florida
0
0
0
0
0
0
1977-2008
Kansas
78
47
108
93
149
78
1977-2008
Kentucky
49
96
101
23
373
200
1977-2008
Louisiana
1,584
1,940
1,560
1,026
1,247
1,848
1981-2008
North
1,233
1,521
1,188
619
925
1,603
1977-2008
South Onshore
323
392
343
328
304
223
1977-2008
State Offshore
28
27
29
79
18
22
1981-2008
Michigan
74
90
55
86
29
21
1977-2008
Mississippi
81
27
75
119
146
155
1977-2008
Montana
146
131
130
144
81
75
1977-2008
New Mexico
1,394
1,243
1,048
793
585
520
1977-2008
East
475
383
468
370
426
415
1977-2008
West
919
860
580
423
159
105
1977-2008
New York
24
87
7
5
19
25
1977-2008
North Dakota
5
7
49
30
59
102
1977-2008
Ohio
7
29
58
17
39
23
1977-2008
Oklahoma
1,509
1,983
1,818
2,051
2,380
2,974
1977-2008
Pennsylvania
149
123
275
359
358
489
1977-2008
Texas
5,044
5,891
9,640
9,467
10,717
11,001
1981-2008
RRC District 1
109
92
115
74
68
26
1977-2008
RRC District 2 Onshore
279
262
338
321
541
352
1977-2008
RRC District 3 Onshore
458
344
431
384
277
371
1977-2008
RRC District 4 Onshore
1,084
1,157
1,019
1,138
1,020
1,135
1977-2008
RRC District 5
638
509
2,609
1,953
3,243
3,048
1977-2008
RRC District 6
829
946
1,418
1,357
1,740
1,390
1977-2008
RRC District 7B
19
7
400
681
706
626
1977-2008
RRC Distict 7C
507
316
793
691
349
260
1977-2008
RRC District 8
322
527
1,114
488
664
402
1977-2008
RRC District 8A
3
14
27
19
58
23
1977-2008
RRC District 9
450
1,062
696
1,535
1,219
2,004
1977-2008
RRC District 10
326
654
680
826
809
1,362
1977-2008
State Offshore
20
1
0
0
23
2
1981-2008
Utah
230
299
596
1,408
744
801
1977-2008
Virginia
117
146
166
114
262
202
1982-2008
West Virginia
167
185
371
229
412
437
1977-2008
Wyoming
3,068
3,105
1,987
2,211
4,666
2,566
1977-2008
Miscellaneous
35
17
12
28
57
41
1977-2008
-
= 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: 10/29/2009
Next Release Date: 10/29/2010