Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 02/01/1997, Docket: RP97-215-002, Status: Effective

Second Revised Sheet No. 334 Second Revised Sheet No. 334 : Effective

Superseding: First Revised Sheet No. 334

GENERAL TERMS AND CONDITIONS (Continued)

38. FUEL REIMBURSEMENT ADJUSTMENT PROVISION (Continued)

along with the related interest paid, as

described in Subsection 38.7.4 hereof.

38.7.1.6 Carrying charges on the storage current

deferral and amortizing subaccounts as

specified in Subsection 38.7.3 hereof.

38.7.2 The amount to be included in the storage current

deferral subaccounts in order to reflect the items

specified in Subsections 38.7.1.1, 38.7.1.2 and

38.7.1.3 hereof shall be calculated as follows:

38.7.2.1 Transporter shall first determine:

38.7.2.1.1 The allocation of actual monthly

Storage Company Use and Lost and

Unaccounted For gas quantities to

contract storage injections and

withdrawals based on the ratio of

the sum of actual contract

storage injections and

withdrawals to the total of the

actual system storage injections

and withdrawals and actual

contract storage injections and

withdrawals. The quantities of

Storage Company Use and Lost and

Unaccounted For gas so allocated

to contract storage service shall

then be valued at Transporter's

actual system average cost of gas

during the month.

38.7.2.1.2 The allocation of actual monthly

Storage Electric Power Cost to

contract storage injections and

withdrawals based on the ratio of

the sum of actual contract

storage injections and

withdrawals to the total of the

actual system storage injections

and withdrawals and actual

contract storage injections and

withdrawals.