The number of rigs actively exploring for or producing oil in North Dakota is holding steady, though data show overall production is rebounding slightly. State data show 74 rigs in active service as of Monday , relatively unchanged from one month ago. North Dakota is the second largest oil producer in the nation and, while diversified, its economy depends in part on the surge of oil taken from shale basins in the state. The North Dakota Industrial Commission reported oil production in May, the last full month for which government data are published, at 1.2 million barrels per day, just shy of the all-time record posted in December 2014. More than 90 percent of the oil produced in North Dakota comes from the […]