SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                            ------------------------

                                    FORM 8-K

                             -----------------------

                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

       Date of Report (Date of earliest event reported): January 26, 2001

                               VECTREN CORPORATION

             (Exact Name of Registrant as Specified in Its Charter)

                                     INDIANA

                 (State or Other Jurisdiction of Incorporation)

       1-15467                                          35-2086905
(Commission File Number)                       (IRS Employer Identification No.)


                              20 N.W. Fourth Street
                            Evansville, Indiana 47741
               (Address of Principal Executive Offices)(Zip Code)

       Registrant's Telephone Number, Including Area Code: (812) 465-5300





Item 5.  Other Events.


Item 7.  Financial Statements and Exhibits.

(a)      Exhibits:

         The following exhibits are filed as a part of this report:

         Exhibit 4.1       $435,000,000  Credit  Agreement  arranged  by Merrill
                           Lynch & Co.,  Merrill Lynch,  Pierce,  Fenner & Smith
                           Incorporated  dated as of June 29, 2000 among Vectren
                           Corporation,  Vectren Utility Holdings, Inc., certain
                           Lenders,  Merrill Lynch & Co., Merrill Lynch, Pierce,
                           Fenner & Smith  Incorporated,  as Sole Lead  Arranger
                           and  Syndication  Agent,  ABN AMRO, as  Documentation
                           Agent,   and   Credit   Suisse   First   Boston,   as
                           Administrative Agent

         Exhibit 4.2       Credit  Agreement  dated as of March  8,  1999  among
                           Indiana Gas Company, Inc., the Lenders, ABN AMRO Bank
                           N.V.,  as  Syndication  Agent,  National City Bank of
                           Indiana,  as  Documentation   Agent,  and  Bank  One,
                           Indiana, N.A., as Administrative Agent

         Exhibit 4.3       First  Amendment  dated as of  March  7,  2000 to the
                           Credit  Agreement  dated as of March  8,  1999  among
                           Indiana Gas Company,  Inc., certain lenders, ABN AMRO
                           BANK N.V., as Syndication  Agent,  National City Bank
                           of Indiana,  as  Documentation  Agent,  and Bank One,
                           Indiana, N.A., as Administrative Agent

         Exhibit 4.4       Second  Amendment dated as of October 31, 2000 to the
                           Credit  Agreement  dated as of March  8,  1999  among
                           Indiana Gas Company,  Inc., certain lenders, ABN AMRO
                           BANK N.V., as Syndication  Agent,  National City Bank
                           of Indiana,  as  Documentation  Agent,  and Bank One,
                           Indiana, N.A., as Administrative Agent

         Exhibit 4.5       Bank One letter  dated as of January 29, 2001 waiving
                           the  covenant  compliance  under  Section 6.13 of the
                           Indiana Gas Company,  Inc. Credit  Agreement dated as
                           of March 8, 1999


         Exhibit 99.1      Excerpts   from  the  10-K  of   SIGCORP,   Inc.   (a
                           predecessor  of Vectren  Corporation)  for its fiscal
                           year ended December 31, 1999

         Exhibit 99.2      Excerpts  from the 10-K of Indiana  Energy,  Inc.  (a
                           predecessor  of Vectren  Corporation)  for its fiscal
                           year ended September 30, 1999





                                   SIGNATURES

         Pursuant to the  requirements  of the Securities  Exchange Act of 1934,
the  registrant  has duly  caused  this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                             VECTREN CORPORATION
                                             (Registrant)


Dated:  January 30, 2001                     By: /s/ M. Susan Hardwick
                                                --------------------------------
                                                M. Susan Hardwick
                                                Vice President and Controller