Whiting Petroleum Corp., Denver, (NYSE: WLL) has acquired assets in Michigan from a private company for $26 million. The assets are primarily in the Niagaran and Prairie du Chien formations and include 65 producing properties, a gathering line, gas processing plant and 30,437 net acres of leasehold held by production. Current net production is 355 barrels of oil and gas liquids and 1.7 million cubic feet of gas per day, with proved reserves of 1.4 million barrels of oil equivalent, composed of 702,000 barrels of oil and gas liquids and 4.2 billion cubic feet of gas. Whiting will operate 85% of the acquired properties.