<DOCUMENT>
<TYPE>EX-21.01
<SEQUENCE>5
<FILENAME>a79924ex21-01.txt
<DESCRIPTION>EXHIBIT 21.01
<TEXT>
<PAGE>
                                                                   EXHIBIT 21.01

                            SOUTHWEST GAS CORPORATION
                     LIST OF SUBSIDIARIES OF THE REGISTRANT

                              AT DECEMBER 31, 2001


<TABLE>
<CAPTION>
                                                    STATE OF INCORPORATION
SUBSIDIARY NAME                                  OR ORGANIZATION TYPE

<S>                                             <C>
LNG Energy, Inc.                                           Nevada
Paiute Pipeline Company                                    Nevada
Northern Pipeline Construction Co.                         Nevada
Southwest Gas Transmission Company                   Partnership between
                                                  Southwest Gas Corporation
                                                 and Utility Financial Corp.
Southwest Gas Capital I                                   Delaware
Utility Financial Corp.                                    Nevada
</TABLE>

</TEXT>
</DOCUMENT>