PostRock Energy Corporation (PostRock) is an independent oil and gas company. The Company is engaged in the acquisition, exploration, development, production and gathering of crude oil and natural gas. PostRock's primary production activity is focused in the Cherokee Basin, a 15-county region in southeastern Kansas and northeastern Oklahoma, and central Oklahoma. The Company also has minor oil and gas producing properties in the Appalachian Basin. The Company's Cherokee Basin and Central Oklahoma properties consist of its Mid-Continent area of operations. The Company's Cherokee Basin assets consist of around 2,683 gross and 2,675 net productive wells. The Company's Central Oklahoma oil assets consist of around 72 gross and 57 net productive wells. The Company's Appalachian Basin assets consist of around 403 gross and 377 net productive wells. The Company's total assets consist of around 3,158 gross and 3,109 net productive wells.