Home
>
Petroleum
>
Navigator
Energy Glossary
View History:
Monthly
Annual
Download Data (XLS File)
U.S. Crude Oil and Natural Gas Active Well Service Rigs in operation (Number of Elements)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1973
1,549
1,677
1,805
1,898
1,991
1,994
1,997
2,112
2,227
2,247
2,266
2,334
1974
2,401
2,436
2,470
2,513
2,555
2,525
2,494
2,483
2,473
2,488
2,503
2,543
1975
2,582
2,549
2,568
2,549
2,374
2,426
2,344
2,369
2,459
2,434
2,505
2,675
1976
2,612
2,490
2,521
2,597
2,575
2,607
2,606
2,656
2,652
2,639
2,601
2,660
1977
2,474
2,628
2,695
2,804
2,760
2,895
2,929
2,942
2,964
2,973
2,968
2,898
1978
2,810
2,906
2,899
2,997
2,996
2,987
3,006
3,089
3,073
3,078
2,958
3,063
1979
3,094
2,698
2,765
3,034
3,369
3,506
3,572
3,621
3,673
3,954
3,795
3,709
1980
3,855
3,923
4,010
3,871
4,032
4,112
4,092
4,155
4,277
4,290
4,281
4,172
1981
4,209
4,359
4,238
4,430
4,749
5,093
5,172
5,196
5,150
5,142
5,165
5,279
1982
5,367
5,220
4,808
4,334
4,328
4,041
3,845
3,761
3,726
3,762
3,933
3,865
1983
3,786
3,629
3,537
3,413
3,340
3,323
3,431
3,868
3,927
4,025
4,262
4,255
1984
4,240
4,337
3,989
3,859
4,224
4,864
5,100
5,061
5,157
5,053
5,075
4,953
1985
4,919
4,856
4,626
4,538
4,655
4,673
4,616
4,845
4,807
4,729
4,745
4,582
1986
4,649
4,498
3,450
2,942
2,733
2,644
2,656
2,598
2,477
2,468
2,582
2,744
1987
2,759
2,669
2,558
2,762
2,597
2,745
2,833
3,389
3,439
3,610
3,687
3,664
1988
3,375
3,485
3,416
3,230
3,450
3,541
3,425
3,542
3,344
3,137
3,090
3,036
1989
3,081
2,997
3,277
3,417
3,458
3,319
3,367
3,379
3,495
3,645
3,690
3,565
1990
3,537
3,486
3,611
3,411
3,403
3,522
3,450
3,605
3,905
3,988
3,984
3,994
1991
3,579
3,512
3,444
3,416
3,394
3,363
3,369
3,257
3,208
3,138
3,110
3,183
1992
2,912
2,704
2,592
2,727
2,564
2,369
2,492
2,630
2,825
3,076
2,977
3,218
1993
3,218
2,899
2,829
2,703
2,848
3,087
3,178
3,423
3,341
3,519
3,604
3,662
1994
3,386
3,063
2,977
2,649
2,798
2,785
2,992
2,941
3,010
2,991
2,977
2,964
1995
2,855
2,877
2,862
2,806
3,020
3,107
3,133
3,103
3,225
3,105
3,157
3,239
1996
3,290
3,509
3,253
3,331
3,345
3,473
3,723
3,582
3,560
3,498
3,489
3,287
1997
3,237
3,364
3,189
3,398
3,483
3,575
3,766
3,705
3,667
3,546
3,622
3,433
1998
3,476
3,378
3,283
3,268
3,396
3,079
3,147
2,973
2,788
2,602
2,539
2,244
1999
1,932
1,904
1,994
2,054
2,096
2,133
2,391
2,388
2,445
2,472
2,472
2,500
2000
2,550
2,705
2,734
2,702
2,675
2,619
2,694
2,717
2,722
2,719
2,732
2,738
2001
2,726
2,755
2,730
2,728
2,770
2,760
1,784
1,865
1,832
1,824
1,774
1,654
2002
1,683
1,843
1,791
1,852
1,856
1,832
1,832
1,891
1,861
1,878
1,817
1,821
2003
1,898
1,928
1,950
1,954
1,927
1,957
2,016
2,026
1,966
2,064
1,973
1,946
2004
2,019
2,043
2,047
2,050
2,095
2,067
2,068
2,106
2,078
2,111
2,024
2,063
2005
2,091
2,144
2,143
2,216
2,242
2,238
2,247
2,276
2,268
2,315
2,247
2,237
2006
2,285
2,339
2,342
2,340
2,398
2,382
2,342
2,404
2,380
2,440
2,366
2,351
2007
2,307
2,401
2,401
2,375
2,387
2,381
2,358
2,408
2,418
2,395
2,408
2,420
2008
2,476
2,455
2,457
2,498
2,546
2,554
2,567
Release Date: 9/2/2008
Next Release Date: 10/2/2008
Referring Pages:
Crude Oil and Natural Gas Drilling Activity
Contact Us
·
Feedback
·
Privacy/Security
·
Careers
·
About Us