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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0000893220-00-000667.txt : 20000516
<SEC-HEADER>0000893220-00-000667.hdr.sgml : 20000516
ACCESSION NUMBER:		0000893220-00-000667
CONFORMED SUBMISSION TYPE:	35-CERT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20000515

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA ENERGY GROUP
		CENTRAL INDEX KEY:			0000022099
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		IRS NUMBER:				131594808
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		35-CERT
		SEC ACT:		
		SEC FILE NUMBER:	070-09131
		FILM NUMBER:		632666

	BUSINESS ADDRESS:	
		STREET 1:		13880 DULLES CORNER LANE
		STREET 2:		SUITE 300
		CITY:			HENDERON
		STATE:			VA
		ZIP:			20171-4600
		BUSINESS PHONE:		7035616000

	MAIL ADDRESS:	
		STREET 1:		13880 DULLES CORNER LANE
		STREET 2:		SUITE 300
		CITY:			HERNDON
		STATE:			VA
		ZIP:			20171-4600

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLUMBIA GAS SYSTEM INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>35-CERT
<SEQUENCE>1
<DESCRIPTION>INTERIM REPORT UNDER RULE 24
<TEXT>

<PAGE>   1

                                                                    May 15, 2000

Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, NW
Washington, DC 20549

                       Interim Report Under Rule 24 of the
                   Public Utility Holding Company Act of 1935
                              Columbia Energy Group
                            13880 Dulles Corner Lane
                             Herndon, VA 20171-4600

                                File No. 70-9131

Gentlemen:

         In compliance with the terms and conditions of Rule 24 under the Public
Utility Holding Company Act of 1935, and the Order of the Commission dated May
6, 1998, authorizing the activities as more fully described in the Joint
Application/Declaration, as amended, the undersigned hereby certifies to the
Commission that:


                        Confidential treatment requested.


                                     Very truly yours,

                                     COLUMBIA ENERGY GROUP


                                     By:  //s// J. W. Grossman
                                          -------------------------------------
                                          J. W. Grossman, Vice President

<PAGE>   2

                            Columbia Service Partners
                                Income Statement
                      For the Quarter Ended March 31, 2000
                                  ($ thousands)


                        Confidential treatment requested

<PAGE>   3
                            Columbia Service Partners
                                  Balance Sheet
                              As of March 31, 2000
                                  ($ thousands)


                        Confidential treatment requested

<PAGE>   4

                         Columbia Petroleum Corporation
                                Income Statement
                      For the Quarter Ended March 31, 2000
                                     ($000)


                        Confidential treatment requested

<PAGE>   5

                         Columbia Petroleum Corporation
                                  Balance Sheet
                              As of March 31, 2000
                                     ($000)


                        Confidential treatment requested

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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