據Oil & Gas Journal網站4月23日報道 貝克休斯公司的數據顯示，截至4月23日當周，美國鉆機數量減少了1部，至438部，與去年同期的465部相比減少了27部。

　　陸上鉆機數量與上周持平，共計426部。海上鉆機數量減少了1部，至11部。

　　美國石油導向鉆機數量比上周減少1部，至343部，去年同期為378部。天然氣導向鉆機數量保持不變，仍為94部，比去年同期多9部。

　　在主要的石油和天然氣生產州中，新墨西哥州的鉆機數量增長幅度最大，共增加1部，至47部。

　　德克薩斯州減少了3部，至211部。

　　本周有11個州鉆機數量保持不變：路易斯安那州47部、俄克拉荷馬州21部、賓夕法尼亞州18部、北達科他州15部、西弗吉尼亞11部、科羅拉多州10部、俄亥俄州10歲部、猶他州8部、加利福尼亞州7部、懷俄明州4部和阿拉斯加3部。

　　加拿大鉆機數量減少了1部，至55部，這一數字與去年同期的26部相比多了29部。加拿大石油導向鉆機數量為17部，本周持平。天然氣導向鉆機數量下降了1部，至38部。

　　吳恒磊 編譯自 Oil & Gas Journal

　　原文如下：

　　Baker Hughes: US rig count down 1 unit to 438

　　The US drilling rig count decreased by 1 unit to reach 438 rigs working for the week ended Apr. 23, according to Baker Hughes data. The count is down 27 units from the 465 rigs working this time a year ago.

　　The number of rigs drilling on land was unchanged week-over-week with a total of 426. The number of rigs drilling offshore decreased by 1 unit to reach 11.

　　US oil-directed rigs were down 1 rig from last week at 343 units. This time a year ago, 378 units were drilling for oil. Rigs targeting gas were unchanged at 94, 9 more than were drilling for gas at this time a year ago.

　　Of the major oil and gas-producing states, New Mexico saw the only increase. A 1-rig increase brought the rig count to 47 for the week.

　　Texas dropped 3 rigs to reach 211 rigs running for the week.

　　Eleven states remained unchanged this week, namely Louisiana 47; Oklahoma, 21; Pennsylvania, 18; North Dakota 15; West Virginia, 11; Colorado, 10; Ohio, 10; Utah, 8; California, 7; Wyoming, 4; and Alaska, 3.

　　Canada’s rig count decreased by 1 unit to 55 rigs drilling for the week. The count is 29 more than the 26 units drilling this week a year ago. At 17 units, Canada’s oil-directed rig count is unchanged for the week. The gas-directed rig count in Canada is down 1 unit to 38.