January 1998
Industry At A Glance

98-01_rotaryrigsus.html (Jan-1998)

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

January 1998 Vol. 219 No. 1 
Industry Stats 

Rotary Rigs Running in U.S.

Monthly average
% Diff.
Nov. 1997 Nov. 1996 Oct. 1997 Nov. ’97
STATE and AREA Average Average Average vs. Nov. ’96

Alabama 4 6 4 – 33.3
Land 2 3 2 – 33.3
Inland water 0 0 0 ...
Offshore 1 3 2 – 66.7
Alaska - Total 10 8 11 25.0
Land 10 7 10 42.9
Offshore 0 1 1 – 100.0
Arkansas 10 8 9 25.0
California - Total 29 30 33 – 3.3
Land 27 27 31 0.0
Offshore 2 4 2 – 50.0
Colorado 14 11 17 27.3
Florida 0 0 0 ...
Kansas 16 25 15 – 36.0
Kentucky 5 5 5 0.0
Louisiana - Total 210 163 203 28.8
North - Land 16 22 21 – 27.3
South - Inl. water 22 26 19 – 15.4
South - Land 60 32 60 87.5
Offshore 112 84 103 33.3
Michigan 7 2 7 250.0
Mississippi 15 14 13 7.1
Montana 10 10 12 0.0
Nebraska 0 1 0 – 100.0
Nevada 0 1 0 – 100.0
New Mexico 56 37 59 51.4
New York 1 0 0 100.0
North Dakota 20 18 22 11.1
Ohio 9 10 9 – 10.0
Oklahoma 90 110 89 – 18.2
Pennsylvania 12 13 13 – 7.7
South Dakota 0 2 1 – 100.0
Tennessee 1 0 1 100.0
Texas - Total 381 305 386 24.9
Offshore 11 15 13 – 26.7
Inland water 0 1 0 – 100.0
District 1 18 11 17 63.6
District 2 24 11 16 118.2
District 3 50 52 53 – 3.8
District 4 61 43 56 41.9
District 5 31 17 24 82.4
District 6 31 36 39 – 13.9
District 7B 5 3 7 66.7
District 7C 35 25 38 40.0
District 8 57 46 60 23.9
District 8A 26 20 27 30.0
District 9 10 5 8 100.0
District 10 24 20 28 20.0
Utah 15 14 14 7.1
W. Virginia 19 17 21 11.8
Wyoming 47 35 49 34.3
Others 5 2 4 150.0

U.S. Offshore Total 126 107 121 17.8
U.S. Grand Total 983 848 996 15.9
Source: Hughes Christensen
Note: Totals and subtotals may not add due to rounding.

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