據Oil & Gas Journal網站5月28日報道 貝克休斯公司的數據顯示，截至5月28日當周，美國鉆機數量增加了2部，至457部，這一數字比去年同期的301部增加了156部。

　　陸上鉆機數量較上周增加2部，共計442部；海上鉆機數量不變，仍為14部。

　　美國石油導向鉆機數量比上周增加了3部，至350部，去年同期為222部。天然氣導向鉆機數量減少了1部，至98部，比去年同期多了21部。

　　在主要的石油和天然氣生產州中，德克薩斯州的鉆機數量增長幅度最大，共增加4部，至218部。

　　俄克拉荷馬州鉆機數量增加了2部，至28部。

　　賓夕法尼亞州下降2部，至17部。新墨西哥州和科羅拉多州各下降了1部，鉆機數量分別至71和9部。

　　本周有8個州鉆機數量保持不變：路易斯安那州53部、北達科他州16部、西弗吉尼亞11部、俄亥俄州10部、猶他州9部、加利福尼亞6部、懷俄明州4部和阿拉斯加4部。

　　加拿大鉆機數量增加了4部，至62部，比去年同期的20部多42部。加拿大石油導向鉆機數量增加了3部，至28部。天然氣導向鉆機數量增加了1部，至34部。

　　吳恒磊 編譯自 Oil & Gas Journal

　　原文如下：

　　Baker Hughes: US rig count up 2 units to 457

　　The US drilling rig count increased by 2 units to reach 457 rigs working for the week ended May 28, according to Baker Hughes data. The count is up 156 units from the 301 rigs working this time a year ago.

　　The number of rigs drilling on land was up 2 units week-over-week with a total of 442. The number of rigs drilling offshore was unchanged at 14.

　　US oil-directed rigs were up 3 units from last week at 350. This time a year ago, 222 units were drilling for oil. Rigs targeting gas decreased 1 unit to 98, 21 more than were drilling for gas at this time a year ago.

　　Of the major oil and gas-producing states, Texas saw the largest increase. A 4-rig gain brought the rig count to 218 for the week.

　　Oklahoma gained 2 rigs to reach 28 running for the week.

　　Pennsylvania dropped 2 rigs and stands and stands at 17 rigs running. New Mexico and Colorado dropped a single rig each to hit 71 and 9 rigs for the week.

　　Eight states remained unchanged this week, namely Louisiana, 53; North Dakota, 16; West Virginia, 11; Ohio, 10; Utah, 9; California, 6; Wyoming, 4; and Alaska, 4.

　　Canada’s rig count increased by 4 units to 62 rigs drilling for the week. The count is 42 more than the 20 units drilling this week a year ago. At 28 units, Canada’s oil-directed rig count increased by 3 units for the week. The gas-directed rig count in Canada is up 1 unit to 34.