Atmos Energy Declares Regular Quarterly Dividend

Atmos Energy Corporation (NYSE: ATO) said today that its Board of Directors declared a quarterly dividend on the company’s common stock of 34 cents per share. The indicated annual dividend is $1.36. The dividend will be paid on June 10, 2011, to shareholders of record on May 25, 2011. This is the company’s 110th consecutive quarterly dividend.

Atmos Energy Corporation, headquartered in Dallas, is currently the country’s largest natural-gas-only distributor, serving over three million natural gas distribution customers in more than 1,600 communities in 12 states from the Blue Ridge Mountains in the East to the Rocky Mountains in the West. Atmos Energy also provides natural gas marketing and procurement services to industrial, commercial and municipal customers primarily in the Midwest and Southeast and manages company-owned natural gas pipeline and storage assets, including one of the largest intrastate natural gas pipeline systems in Texas. Atmos Energy is a Fortune 500 company. For more information, visit www.atmosenergy.com.