Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 12/31/9999, Docket: RP03-323-014, Status: Accepted

Fourteenth Revised Sheet No. 724 Fourteenth Revised Sheet No. 724

Superseding: Thirteenth Revised Sheet No. 724

LIST OF NON-CONFORMING SERVICE AGREEMENT(S)

(ALL RATES ARE STATED IN CENTS PER DEKATHERM

OR EQUIVALENT DEKATHERM AS INDICATED)

Agreement Agreement Base ACA

Rate Effective Termination Tariff Surcharge

Shipper Schedule Date Date Unit Rate A/B/

------- -------- --------- ----------- ---- ------ ---------

Northern FT-1 (Non- 5-5-2006 10-31-2012 * 1263.753 N.A.

States Power Conforming) ** N.A. 0.170

Company

Tharaldson FT-1 11-17-2008 11-16-2024 * 1213.808 N.A.

Ethanol Plant (Sheyenne C/ ** N.A. 0.170

I, LLC Expansion)

(Non-Conforming)

* Rate per Eqv. Dkt per month

** Rate per Dkt

A/ Shipper must reimburse Transporter in-kind for transportation fuel use,

lost and unaccounted for gas. The applicable percentage is 2.978%,

consisting of 2.851% for the current percentage and 0.127% for the

deferral percentage. This percentage shall be applied to the applicable

quantities of gas tendered to Transporter for Shipper's account at the

receipt point(s) into Transporter's transmission facilities.

B/ Shipper must reimburse Transporter for electric power used for

transportation. The applicable rate is 0.646 cents, consisting of 0.721

cents for the current rate and (0.075) cents for the deferral rate. This

rate shall be applied to the applicable quantities of gas tendered to

Transporter for Shipper's account at the receipt point(s) into

Transporter's transmission facilities.

C/ Effective the later of 11-17-2008 or the date on which the Sheyenne

Expansion facilities are placed in service.

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