99-07_us-rotary-rigs.html (Jul-1999)

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


July 1999 Vol. 220 No. 7 Industry Stats

U.S. Rotary Drilling Rigs Monthly average
State and Area		May 1999 Average	May 1998 Average	April 1999 Average	% Diff. May ’99 vs. May ’98

Alabama		5	5	6	0.0
	Land	2	2	2	0.0
	Inland water	0	0	0	...
	Offshore	3	3	4	0.0
Alaska - Total		4	12	5	– 66.7
	Land	4	12	5	– 66.7
	Offshore	0	0	0	...
Arkansas		1	10	1	– 90.0
California - Total		18	28	17	– 35.7
	Land	16	27	16	– 40.7
	Offshore	2	1	1	100.0
Colorado		11	14	8	– 21.4
Florida		0	1	0	– 100.0
Kansas		4	12	4	– 66.7
Kentucky		5	2	5	150.0
Louisiana - Total		132	210	125	– 37.1
	North - Land	12	19	12	– 36.8
	South - Inl. water	14	24	11	– 41.7
	South - Land	15	47	17	– 68.1
	Offshore	91	119	86	– 23.5
Michigan		1	4	1	– 75.0
Mississippi		7	11	8	– 36.4
Montana		3	4	4	– 25.0
Nebraska		0	0	0	...
Nevada		0	0	0	...
New Mexico		33	46	26	– 28.3
New York		2	2	2	0.0
North Dakota		3	12	1	– 75.0
Ohio		5	4	7	25.0
Oklahoma		56	85	60	– 34.1
Pennsylvania		3	7	3	– 57.1
South Dakota		0	0	0	...
Tennessee		0	0	0	...
Texas - Total		183	325	180	– 43.7
	Offshore	6	9	8	– 33.3
	Inland water	1	1	1	0.0
	District 1	5	13	4	– 61.5
	District 2	16	21	15	– 23.8
	District 3	27	43	32	– 37.2
	District 4	37	66	35	– 43.9
	District 5	12	22	12	– 45.5
	District 6	18	37	19	– 51.4
	District 7B	4	3	3	33.3
	District 7C	9	31	12	– 71.0
	District 8	25	37	21	– 32.4
	District 8A	6	16	3	– 62.5
	District 9	6	8	5	– 25.0
	District 10	12	19	11	– 36.8
Utah		5	13	5	– 61.5
W. Virginia		10	10	3	0.0
Wyoming		23	36	20	– 36.1
Others		6	0	5	...

U.S. Offshore Total		102	132	99	– 22.7
U.S. Grand Total		516	855	496	– 39.6
Source: Hughes Christensen Note: Totals and subtotals may not add due to rounding.

99-07_us-rotary-rigs.html (Jul-1999)

U.S. Rotary Drilling Rigs Monthly average