EXHIBIT 32.2

                            CERTIFICATION PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of Columbia Energy Group (the "Company")
on Form 10-Q for the period ending September 30, 2003 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, David
J. Vajda, Principal Financial Officer of the Company, certify, pursuant Section
906 of the Sarbanes-Oxley Act of 2002, that:

(1)      The Report fully complies with the requirements of section 13(a) or
         15(d) of the Securities Exchange Act of 1934; and

(2)      The information contained in the Report fairly presents, in all
         material respects, the financial condition and result of operations of
         the Company.

         /s/ David J. Vajda
        ----------------------------
            David J. Vajda
        Principal Financial Officer

Date: November 12, 2003