SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                    FORM 8-K
                                 CURRENT REPORT
                       Pursuant to Section 13 of 15(d) of
                       The Securities Exchange Act of 1934

          Date of Report (Date of earliest event reported) June 6, 2003


                               VECTREN CORPORATION
             (Exact name of registrant as specified in its charter)


           Indiana                1-15467               35-2086905
           -------                -------               ----------
 (State of Incorporation) (Commission File Number)   (I.R.S. Employer
                                                      Identification No.)


   20 N.W. Fourth Street, Evansville, Indiana                   47708
   ------------------------------------------                   -----
    (Address of principal executive offices)                 (Zip Code)



        Registrant's telephone number, including area code (812) 491-4000


                                       N/A
             (Former name or address, if changed since last report.)






Item 9.  Regulation FD Disclosure

On June 6, 2003, Vectren Corporation (the Company) announced a proposed
agreement between Southern Indiana Gas and Electric Company (SIGECO), a
wholly-owned subsidiary of Vectren Corporation, the U.S. Department of Justice,
and the U.S. Environmental Protection Agency that would lead to further
improvements in air quality and resolve the government's pending Clean Air Act
claims against SIGECO.

In connection with the "safe harbor" provisions of the Private Securities
Litigation Reform Act of 1995, the Company is hereby filing cautionary
statements identifying important factors that could cause actual results of the
Company and its subsidiaries, including Vectren Utility Holdings, Inc., Indiana
Gas Company, Inc. and Southern Indiana Gas and Electric Company, to differ
materially from those projected in forward-looking statements of the Company and
its subsidiaries made by, or on behalf of, the Company and its subsidiaries.

Item 7. Exhibits

99-1 Press Release - Vectren subsidiary reaches agreement with Department of
     Justice, EPA


99-2 Cautionary Statement for Purposes of the "Safe Harbor" Provisions of the
     Private Securities Litigation Reform Act of 1995













                                   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
June 9, 2003


                                            By:  /s/ M. Susan Hardwick
                                            ------------------------------
                                            M. Susan Hardwick
                                            Vice President and Controlle