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. 552 Second Revised Sheet No. 552 : Effective

Superseding: First Revised Sheet No. 552

FORM OF TRANSPORTATION SERVICE AGREEMENT

APPLICABLE TO RATE SCHEDULE ST-1 (Continued)

THIS SERVICE AGREEMENT, made and entered into as of

________________, by and between WILLISTON BASIN INTERSTATE PIPELINE

COMPANY, hereinafter called "Transporter," and ______________________

_________________________________________, hereinafter called "Shipper."

WHEREAS, Shipper received Rate Schedule SGS-1 sales service under

Transporter's canceled FERC Gas Tariff, First Revised Volume No. 1 on May

18, 1992 and desires firm transportation service from Transporter pursuant

to Subpart _____ (B or G) of Part 284 of the FERC Regulations between the

receipt and delivery points specified herein up to the receipt and delivery

limits specified below; and

WHEREAS,

NOW, THEREFORE, for and in consideration of the premises and the

mutual covenants hereinafter contained, Shipper and Transporter agree as

follows:

1. Maximum Transportation Quantities. Transportation service

hereunder shall be on a firm basis up to the Maximum Daily Receipt

Quantities (MDRQ) and Maximum Daily Delivery Quantities (MDDQ), as

applicable, specified in total and by receipt and delivery point in Exhibit

A hereto, each as adjusted daily pursuant to the Capacity Adjustment

Provision (CAP). Firm service hereunder shall be available up to the

Annual Receipt Quantity (ARQ) and Annual Delivery Quantity (ADQ), as

applicable, specified in Exhibit A hereto, each as adjusted pursuant to the

CAP.

(The rest of this sheet has been intentionally left blank.)