ST. LOUIS (April 23, 2009) - The board of directors of Arch Coal, Inc. (NYSE:ACI) today declared a quarterly cash dividend of $0.09 per share on the company's common stock.  The dividend is payable June 15, 2009 to shareholders of record on June 1, 2009.

St. Louis-based Arch Coal is one of the largest U.S. coal producers, with revenues of $3.0 billion in 2008.  Through its national network of mines, Arch supplies cleaner-burning, low-sulfur coal to fuel roughly 6 percent of the nation's electricity.  The company also ships coal to domestic and international steel manufacturers as well as international power producers.