Press Releases

LAS VEGAS, March 14 /PRNewswire-FirstCall/ -- Senior management of Southwest Gas Corporation (NYSE: SWX) is holding a conference call to discuss Southwest's 2004 fourth quarter and year-end results on Tuesday, March 15, 2005.

The conference call will follow the release of Southwest's earnings results on Monday, March 14, 2005.

    The call will also be webcast live on Southwest's website at www.swgas.com

     DATE:                 TUESDAY, MARCH 15, 2005
     TIME:                 10:00 A.M. (PST)
     Telephone number:     800-341-3088
     PIN code:             1234

A digital replay of the call can be accessed approximately one hour following the call by dialing 800-756-3819; passcode: 185664. The replay and webcast will be available through the close of business on Friday, March 25, 2005.

(Southwest Gas recommends the free download of Windows Media(R) Player 10 Series found at http://www.microsoft.com/windows/windowsmedia/default.aspx and at least a 28.8kbps connection to the Internet. If you experience problems listening to the broadcast, call the Webcasting Department at PRNewswire at 201-369-5240.)

This report contains statements which constitute "forward-looking statements" within the meaning of the Securities Litigation Reform Act of 1995 (Reform Act). All such forward-looking statements are intended to be subject to the safe harbor protection provided by the Reform Act. A number of important factors affecting the business and financial results of the Company could cause actual results to differ materially from those stated in the forward-looking statements. These factors include, but are not limited to, the impact of weather variations on customer usage, customer growth rates, natural gas prices, the effects of regulation/deregulation, the timing and amount of rate relief, changes in gas procurement practices, changes in capital requirements and funding, the impact of conditions in the capital markets on financing costs, acquisitions, and competition.

SOURCE Southwest Gas Corporation
03/14/2005
CONTACT: shareholder contact, Ken Kenny of Southwest Gas Corporation, +1-702-876-7237

Web site: http://www.swgas.com
(SWX)
03/14/2005 17:00 EST http://www.prnewswire.com