HOUSTON — The number of rigs exploring for oil and natural gas in the U.S. rose by 11 this week to 947. Louisiana was down three rigs to 59, which is up six above a year ago. 

The U.S. count exceeds the 712 rigs that were active this time a year ago. It bottomed out in May 2016 at 404.

Houston oilfield services company Baker Hughes reported Friday that 759 rigs drilled for oil this week and 188 for gas.

Among major oil- and gas-producing states, Texas added 13 rigs; West Virginia,  four; and New Mexico, three.

Oklahoma lost four rigs, and Ohio and Utah each lost a single rig.

Alaska, California, Colorado, North Dakota, Pennsylvania and Wyoming were unchanged.