Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

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

First Revised Sheet No. 94 First Revised Sheet No. 94 : Effective

Superseding: Original Sheet No. 94

RATE SCHEDULE IT-1

INTERRUPTIBLE TRANSPORTATION SERVICE (Continued)

8. OTHER OPERATING PROVISIONS

8.1 For planning purposes, Transporter may, from time to time,

request estimates from Shipper of the annual quantities,

average daily quantities, and/or peak day quantities that

Shipper intends to have transported hereunder. In the event

that such a request is made, Shipper shall reply in writing

within 45 days of the request.

8.2 Transporter may request other planning information as needed

from time to time and Shipper shall comply with all reasonable

requests.

9. 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.

10. TRANSPORTATION ASSOCIATED WITH STORAGE SERVICE

Where Shipper separately contracts with Transporter for firm or

interruptible storage service and desires to utilize the

interruptible transportation service under this Rate Schedule to

deliver gas to Transporter's storage facilities for injection into

storage and to transport gas withdrawn from Transporter's storage

facilities to specific delivery points, storage will be considered a

stop-in-time and storage will be considered an intermediate receipt

or delivery point(s), as applicable, and the transportation commodity

charges will be applied only to the gas quantities received for

transportation to storage for injection, not to gas withdrawn from

storage.

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