Pocahontas Coal Company is a coal mining firm that serves customers in the southern Raleigh County, Killarney, Josephine, Lillybrook and Affinity. A subsidiary of United Coal Company, the firm owns three deep mines, a surface mine and two high-wall miner operations. Pocahontas Coal Company s annual coal production capacity is more than one million tons, with reserves totaling 72 million recoverable tons of low-volatile metallurgical coal. United Coal Company, located in Blountville, Tenn., is a nonunion coal mining company. It is one of the world s leading producers of high-grade metallurgical coal.