_________________________________________________________________ _________________________________________________________________ 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) December 14, 1999 VECTREN CORPORATION (Exact name of registrant as specified in its charter) Indiana 333-90763 35-2086905 (State of incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 20 N.W. Fourth Street 47741 Evansville, Indiana (Zip Code) (Address of principal executive offices) Registrant's telephone number, including area code (317) 926-3351 _________________________________________________________________ _________________________________________________________________ Item 5. Other Events. On December 14, 1999, Indiana Energy, Inc., Dayton Power and Light Company, and Number-3CHK, Inc. signed an Asset Pursuant Agreement. Subsequently on December 16, 1999, Indiana Energy, Inc., and Merrill Lynch Capital Corporation executed a commitment letter pertaining to a 364-Day Revolving Credit Facility. Pursuant to General Instruction F to Form 8-K, the Asset Purchase Agreement and the Commitment Letter are incorporated herein by reference and is attached hereto. Item 7. Exhibits. (c) Exhibits. The following exhibits are filed as a part of this report: Exhibit Number Description 2 Asset Purchase Agreement by and between Indiana Energy, Inc., Dayton Power and Light Company, and Number-3CHK dated December 14, 1999 99.1 Commitment Letter between Indiana Energy, Inc. and Merrill Lynch Capital Corporation for a 364-Day Revolving Credit Facility dated December 16, 1999 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 Dated: December 22, 1999 By: /s/ Niel C. Ellerbrook ___________________________ Niel C. Ellerbrook President EXHIBIT LIST Exhibit Number Description Page 2 Asset Purchase Agreement by and between Indiana Energy, Inc., Dayton Power and Light Company, and Number-3CHK dated December 14, 1999 99.1 Commitment Letter between Indiana Energy, Inc. and Merrill Lynch Capital Corporation for a 364-Day Revolving Credit Facility dated December 16, 1999