July 1998
Industry At A Glance

98-07_rotaryrigsus.html (Jul-1998)

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

July 1998 Vol. 219 No. 7 
Industry Stats 

Rotary Rigs Running in U.S.                Monthly average

State and Area May 1998
Average
May 1997
Average
  Apr. 1998
Average
% Diff.
May ’98
    vs. May ’97

Alabama 5 3 6 66.7
Land 2 2 2 0.0
Inland water 0 0 0 ...
Offshore 3 1 4 200.0
Alaska - Total 12 12 12 0.0
Land 12 10 12 20.0
Offshore 0 2 0 – 100.0
Arkansas 10 10 9 0.0
California - Total 28 35 28 – 20.0
Land 27 32 27 15.6
Offshore 1 4 1 – 75.0
Colorado 14 16 15 – 12.5
Florida 1 1 0 0.0
Kansas 12 19 17 – 36.8
Kentucky 2 3 2 – 33.3
Louisiana - Total 210 187 213 12.3
North - Land 19 22 17 – 13.6
South - Inl. water 24 25 22 – 4.0
South - Land 47 43 53 9.3
Offshore 119 98 121 21.4
Michigan 4 2 4 100.0
Mississippi 11 11 16 0.0
Montana 4 9 7 – 55.6
Nebraska 0 1 0 – 100.0
Nevada 0 0 0 ...
New Mexico 46 53 40 – 13.2
New York 2 0 1 ...
North Dakota 12 15 11 – 20.0
Ohio 4 8 4 – 50.0
Oklahoma 85 110 87 – 22.7
Pennsylvania 7 5 9 40.0
South Dakota 0 1 0 – 100.0
Tennessee 0 1 0 – 100.0
Texas - Total 325 356 351 – 8.7
Offshore 9 16 12 – 43.8
Inland water 1 1 0 0.0
District 1 13 15 18 – 13.3
District 2 21 9 28 133.3
District 3 43 52 51 – 17.3
District 4 66 52 64 26.9
District 5 22 31 23 – 29.0
District 6 37 34 33 8.8
District 7B 3 4 6 – 25.0
District 7C 31 36 28 – 13.9
District 8 37 57 46 – 35.1
District 8A 16 17 17 – 5.9
District 9 8 6 8 33.3
District 10 19 26 21 – 26.9
Utah 13 16 13 – 18.8
W. Virginia 10 13 9 – 23.1
Wyoming 36 33 32 9.1
Others 0 2 3 – 100.0

U.S. Offshore Total 132 121 138 9.1
U.S. Grand Total 855 924 886 – 7.5
Source: Hughes Christensen
Note: Totals and subtotals may not add due to rounding.

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