Our Mines

                  Mining Complexes

                  Arch Coal is a leading producer of metallurgical coal in Appalachia and the second largest producer of thermal coal in the Powder River Basin with strategic positions in other key supply basins. Arch and our subsidiaries operate large-scale, modern mining complexes in West Virginia, Wyoming, Colorado and Illinois.

                  Powder River Basin Western Bituminous Appalachia Illinois Basin

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                  Powder River Basin   Bituminous Thermal
                  Black Thunder     Western Bituminous
                  Coal Creek     West Elk
                  Appalachia     Illinois Basin
                  Beckley     Viper
                  Mountain Laurel