March 1998
Industry At A Glance
rotaryrigsus.html (Mar-1998)
A monthly magazine offering industry news, statistics and technical editorial to the oil and gas drilling, exploration and production industry.
March 1998 Vol. 219 No. 3
Rotary Rigs Running in U.S.
Monthly average % Diff. Jan. 1998 Jan. 1997 Dec. 1997 Jan. 98 STATE and AREA Average Average Average vs. Jan. 97 Alabama 5 5 4 0.0 Land 1 2 2 50.0 Inland water 0 0 0 ... Offshore 4 2 2 100.0 Alaska - Total 12 9 11 33.3 Land 11 9 11 22.2 Offshore 0 1 1 100.0 Arkansas 13 8 15 62.5 California - Total 30 27 28 11.1 Land 28 22 26 27.3 Offshore 2 5 2 60.0 Colorado 18 18 17 0.0 Florida 0 0 0 ... Kansas 23 22 25 4.5 Kentucky 5 5 5 0.0 Louisiana - Total 216 159 217 35.8 North - Land 21 17 18 23.5 South - Inl. water 24 22 23 9.1 South - Land 56 35 61 60.0 Offshore 116 85 115 36.5 Michigan 7 8 7 12.5 Mississippi 15 13 16 15.4 Montana 14 9 13 55.6 Nebraska 1 0 1 ... Nevada 0 1 0 100.0 New Mexico 55 39 60 41.0 New York 2 1 1 100.0 North Dakota 20 17 23 17.6 Ohio 12 12 7 0.0 Oklahoma 87 102 98 14.7 Pennsylvania 11 10 10 10.0 South Dakota 0 0 0 ... Tennessee 1 0 1 ... Texas - Total 363 306 376 18.6 Offshore 11 17 11 35.3 Inland water 0 1 0 100.0 District 1 18 11 18 63.6 District 2 21 12 21 75.0 District 3 45 50 49 10.0 District 4 58 46 54 26.1 District 5 31 21 35 47.6 District 6 40 36 39 11.1 District 7B 5 4 7 25.0 District 7C 30 25 35 20.0 District 8 53 42 58 26.2 District 8A 19 18 20 5.6 District 9 8 6 9 33.3 District 10 23 17 23 35.3 Utah 16 10 14 60.0 W. Virginia 16 13 16 23.1 Wyoming 47 25 46 88.0 Others 5 3 1 66.7 U.S. Offshore Total 133 110 131 20.9 U.S. Grand Total 993 822 1,013 20.8 Source: Hughes Christensen Note: Totals and subtotals may not add due to rounding.
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