COLUMBIA GAS TRANSMISSION CORPORATION
                        NOTICE TO ALL INTERESTED PARTIES
                                NOVEMBER 21, 2001

Notice ID: 3286
5 - NO RESPONSE REQUIRED

SUBJECT:  TCO - DECEMBER 1, 2001 RETAINAGE RATE
          (FUEL AND UNACCOUNTED FOR VOLUMES)

Columbia Gas Transmission has filed for a reduction in the following retainage
rate (fuel and unaccounted for volumes) effective December 1, 2001.

Transportation Retainage Rate     2.447%

Although FERC has not taken any action on the filing, we anticipate receiving
approval.

Please make the appropriate adjustments to your December 1, 2001 nominations.

If you have any questions, please contact your Account Representative.