Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 08/01/1997, Docket: RP97-410-000, Status: Effective

Second Revised Sheet No. 50 Second Revised Sheet No. 50 : Effective

Superseding: Original Sheet No. 50

RATE SCHEDULE FTN-1

NO-NOTICE FIRM TRANSPORTATION SERVICE (Continued)

5. RESERVATION CHARGE ADJUSTMENT (Continued)

rounded to the nearest tenth of a cent. Such amount shall be credited

against Shipper's Rate Schedule FTN-1 transportation charges for the

next succeeding month.

Transporter shall not be required to adjust the reservation charge if

failure to deliver gas to Shipper is due to Shipper's or Shipper's

designated supplier(s) failure to perform in accordance with the

terms of this Tariff and/or the Service Agreement.

6. CONDITIONS OF SERVICE

6.1 To qualify for service pursuant to this Rate Schedule, a

potential Shipper shall make a request for transportation

service pursuant to the provisions of Section 7 of the General

Terms and Conditions.

6.2 A potential Shipper is required to have contracted for storage

service pursuant to Rate Schedule FS-1 of this Tariff and, if

applicable, contract for additional gas supply to qualify for

the service described herein.

6.3 Shipper may be required periodically to update the credit

information originally provided in the Transportation/Storage

Service Request Form.

6.4 Shipper shall have sole responsibility for all arrangements

necessary for delivery of natural gas to Transporter from the

additional supplies, if any, designated by Shipper in

accordance with Subsection 2.3.1 of this Rate Schedule.

7. OTHER OPERATING PROVISIONS

7.1 Transporter may request planning information as needed from

time to time and Shipper shall comply with all reasonable

requests.

8. GENERAL TERMS AND CONDITIONS

The General Terms and Conditions contained in Transporter's Tariff,

except as modified in the Service Agreement, are applicable to this

Rate Schedule and are hereby made a part hereof.