Exhibit 99.1


[NORTHERN BORDER PIPELINE COMPANY LOGO]        NEWS
                                               RELEASE

                                               13710 FNB Parkway
                                               Omaha, NE 68154-5200

                                               For Further Information
                                               Contact:

                                               Media Contact:
                                               Martha Sumner-Kenney
                                               (402) 492-3401

                                               Investor Contacts:
                                               Ellen Konsdorf
                                               Lisa Couillard
                                               (877) 208-7318


NORTHERN BORDER PIPELINE COMPANY ANNOUNCES
SIGNIFICANT CAPACITY COMMITMENTS

FOR IMMEDIATE RELEASE: TUESDAY, AUGUST 24, 2004

         OMAHA - (NYSE: NBP; NASDAQ: TCLP) - Northern Border Pipeline Company
announced today that in response to its posting of firm transportation capacity
available on its pipeline system on November 1, 2004, it has received binding
commitments from several companies for an aggregate of 431 million cubic feet
per day (MMcf/d) of transportation capacity. The commitments are at the
maximum rate available under the pipeline's tariff, predominantly for terms of
five to six months. These new commitments are in addition to the 140 MMcf/d
that was recontracted earlier this year for terms of one year or greater.
Approximately 7% of the pipeline's system capacity remains available beginning
November 1, 2004. The company will continue to market the available capacity
in accordance with its tariff.

         Northern Border Pipeline Company is a general partnership that owns and
operates a 1,249-mile interstate pipeline that transported approximately 22
percent of all Canadian gas imported into the United States in 2003. Northern
Border Partners, L.P. (NYSE:NBP) owns a 70 percent general partner interest in
Northern Border Pipeline Company. The remaining 30 percent general partner
interest is owned by TC PipeLines, LP (Nasdaq: TCLP).




THIS PRESS RELEASE CONTAINS FORWARD-LOOKING STATEMENTS AS DEFINED BY FEDERAL
LAW. ALTHOUGH THE COMPANY BELIEVES ANY SUCH STATEMENTS ARE BASED ON REASONABLE
ASSUMPTIONS, THERE IS NO ASSURANCE THAT ACTUAL OUTCOMES WILL NOT BE MATERIALLY
DIFFERENT. ADDITIONAL INFORMATION ABOUT ISSUES THAT COULD LEAD TO MATERIAL
CHANGES IN PERFORMANCE IS CONTAINED IN THE COMPANY'S FILINGS WITH THE SECURITIES
AND EXCHANGE COMMISSION.

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