December 1999
Industry At A Glance

99-12_us-rotary-rigs.html (Dec-1999)

A monthly magazine offering industry news, statistics and technical editorial to the oil and gas drilling, exploration and production industry.

December 1999 Vol. 220 No. 12 
Industry Stats 

  U.S. Rotary Drilling Rigs Monthly average  
State and Area   Oct. 1999
  Average
  Oct. 1998
  Average
  Sept. 1999
  Average
% Diff.
Oct. '99
  vs. Oct. '98

Alabama 5 6 8 – 16.7
  Land 2 2 4 0.0
  Inland water 0 0 0 ...
  Offshore 3 4 4 – 25.0
Alaska - Total 5 12 5 58.3
  Land 5 11 5 – 54.5
  Offshore 0 1 0 – 100.0
Arkansas 3 2 6 50.0
California - Total 23 28 22 – 17.9
  Land 21 25 20 – 16.0
  Offshore 2 3 1 – 33.3
Colorado 15 6 14 150.0
Florida 0 0 0 ...
Kansas 12 9 5 33.3
Kentucky 7 2 7 250.0
Louisiana - Total 148 156 140 – 5.1
  North - Land 21 17 15 23.5
  South - Inl. water 16 18 13 – 11.1
  South - Land 30 29 23 3.4
  Offshore 81 91 88 – 11.0
Michigan 2 4 2 – 50.0
Mississippi 9 14 8 – 35.7
Montana 4 9 4 – 55.6
Nebraska 0 0 1 ...
Nevada 0 0 0 ...
New Mexico 43 46 39 – 6.5
New York 3 3 2 0.0
North Dakota 11 8 8 37.5
Ohio 14 13 14 7.7
Oklahoma 66 81 58 – 18.5
Pennsylvania 8 13 10 – 38.5
South Dakota 3 0 2 ...
Tennessee 0 1 0 – 100.0
Texas - Total 278 251 266 10.8
  Offshore 24 12 16 100.0
  Inland water 0 1 1 – 100.0
  District 1 3 5 4 – 40.0
  District 2 19 18 18 5.6
  District 3 35 39 35 – 10.3
  District 4 53 54 50 – 1.9
  District 5 23 20 20 15.0
  District 6 25 30 23 – 16.7
  District 7B 0 3 1 – 100.0
  District 7C 14 11 15 27.3
  District 8 41 22 45 86.4
  District 8A 15 8 13 87.5
  District 9 12 5 12 140.0
  District 10 14 21 15 – 33.3
Utah 15 11 11 36.4
W. Virginia 20 17 19 17.6
Wyoming 39 39 41 0.0
Others 6 3 7 100.0

U.S. Offshore Total 110 111 109 – 0.9
U.S. Grand Total 741 734 696 1.0
Source: Baker Hughes Inc.
Note: Totals and subtotals may not add due to rounding.

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