September 1999
Industry At A Glance

99-09_us-rotary-rigs.html (Sep-1999)

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

September 1999 Vol. 220 No. 9 
Industry Stats 

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

Alabama 5 7 5 – 28.6
  Land 2 3 2 – 33.3
  Inland water 0 0 0 ...
  Offshore 3 4 3 – 25.0
Alaska - Total 4 11 4 – 63.6
  Land 4 10 4 – 60.0
  Offshore 0 1 0 – 100.0
Arkansas 1 3 1 – 66.7
California - Total 20 28 18 – 28.6
  Land 19 27 17 – 29.6
  Offshore 1 1 1 0.0
Colorado 10 13 13 – 23.1
Florida 1 0 1 ...
Kansas 4 13 3 – 69.2
Kentucky 7 2 8 250.0
Louisiana - Total 134 185 140 – 27.6
  North - Land 15 21 15 – 28.6
  South - Inl. water 17 21 21 – 19.0
  South - Land 15 38 14 – 60.5
  Offshore 88 105 90 – 16.2
Michigan 1 5 1 – 80.0
Mississippi 5 13 6 – 61.5
Montana 4 10 3 – 60.0
Nebraska 0 0 0 ...
Nevada 0 0 0 ...
New Mexico 39 45 41 – 13.3
New York 2 2 2 0.0
North Dakota 4 12 5 – 66.7
Ohio 7 14 6 – 50.0
Oklahoma 50 78 53 – 35.9
Pennsylvania 6 11 4 – 45.5
South Dakota 0 0 0 ...
Tennessee 0 0 0 – 100.0
Texas - Total 217 290 190 – 25.2
  Offshore 7 10 6 – 30.0
  Inland water 1 1 2 0.0
  District 1 3 11 4 – 72.7
  District 2 12 15 14 – 20.0
  District 3 39 40 30 – 2.5
  District 4 45 68 35 – 33.8
  District 5 15 26 15 – 42.3
  District 6 21 32 19 – 34.4
  District 7B 2 2 3 0.0
  District 7C 12 20 13 – 40.0
  District 8 29 32 21 – 9.4
  District 8A 7 10 8 – 30.0
  District 9 9 8 6 12.5
  District 10 15 17 15 – 11.8
Utah 8 15 7 – 46.7
W. Virginia 18 15 17 20.0
Wyoming 31 38 29 – 18.4
Others 7 3 5 133.3

U.S. Offshore Total 100 121 100 – 17.4
U.S. Grand Total 588 816 558 – 27.9
Source: Baker Hughes Inc.
Note: Totals and subtotals may not add due to rounding.

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