CORPORATE NEWS RELEASES 11-15-2011Southwest Gas Declares First Quarter 2012 Dividend11-07-2011Southwest Gas Corporation Reports Third Quarter 2011 Results09-20-2011Southwest Gas Declares Fourth Quarter Dividend08-08-2011Southwest Gas Corporation Reports Second Quarter 2011 Results08-04-2011José A. Cárdenas Elected as Director of Southwest Gas Corporation08-02-2011Southwest Gas Corporation Announces Conference Call05-04-2011Southwest Gas Declares Third Quarter Dividend05-04-2011Southwest Gas Corporation Announces First Quarter 2011 Earnings02-28-2011Southwest Gas Corporation Announces 2010 Earnings02-24-2011Southwest Gas Increases The Quarterly Common Stock Dividend And Declares Second Quarter 2011 Dividend02-22-2011Southwest Gas Corporation Announces Conference Call