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                           [COLUMBIA GAS LETTERHEAD]


                                                                 January 7, 1994




Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, N.W.
Washington, DC  20549

                      Interim Report Under Rule 24 of the
                   Public Utility Holding Company Act of 1935
                   The Columbia Gas System, Inc. ("Columbia")

                                File No. 70-7903

Gentlemen:

         In compliance with the terms and conditions of Rule 24 under the
Public Utility Holding Company Act of 1935, and the Orders of the Commission
dated September 20, 1991 and June 11, 1993 ("the Orders") authorizing
transactions, as more fully described in the Application-Declaration, as
amended (the "Application"), the undersigned hereby certifies to the Commission
that Columbia had no borrowings outstanding under its authorized $100,000,000
Secured Revolving Credit Agreement dated September 23, 1991 as amended for the
period October 1, 1993 through December 31, 1993.

         There are currently three letters of credit issued by J. P. Morgan
Bank (Delaware) in the aggregate amount of $10,687,191.52 to Columbia on behalf
of Columbia Gas System Service Corporation pursuant to terms of the
above-captioned agreement.

         The undersigned further certifies that the above-mentioned
transactions have been carried out in accordance with the terms and conditions
of, and for the purposes represented by, the Application, as amended, filed by
Columbia with the Commission and the Orders of the Commission with respect
thereto.

                                 Very truly yours,

                                 THE COLUMBIA GAS SYSTEM, INC.

                                 By:     /s/ L. J. BAINTER          
                                     -------------------------------
                                             L. J. Bainter
                                               Treasurer