Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

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Effective Date: 02/01/2000, Docket: RP00-165-000, Status: Effective

Original Sheet No. 358C Original Sheet No. 358C : Effective






applicable interest. In the event that

Transporter's actual firm Rate Schedule(s) MDDQ

billing quantities are less than the total MDDQ

billing quantities underlying the surcharge,

Transporter shall debit an amount to each of the

subsequent annual principal amounts equal to the

difference in MDDQ billing quantities multiplied

by the principal portion of the currently

effective reservation charge surcharge, divided by

the number of years remaining in the Total

Recovery Period, plus applicable interest.


Transporter shall tender, as part of an "Annual

Reconciliation" filing, the reservation charge

surcharge to be assessed commencing the next July

1, reflecting the recalculations provided for in

this Subsection, plus related interest

calculated in accordance with Section 154.501 of

the FERC's Regulations. Such reservation charge

surcharge shall be determined in accordance with

Subsection hereof. Determination of Annual Rate Schedule IT-1

Base Rate Gas Supply Realignment (GSR) Unit Cost Amount

- The costs to be recovered pursuant to this Subsection

39.3.4 shall include the interruptible portion of the

total GSR Costs to be recovered from Applicable

Interruptible Shippers as developed pursuant to

Subsection 39.3.4. The GSR unit rate shall be

determined by dividing the annual principal amount of

the GSR costs to be recovered through the interruptible

transportation rate, plus carrying charges in

accordance with Section 154.501 of the FERC's

Regulations, by the effective total interruptible

transportation throughput. Such GSR unit rate will be

included in the interruptible transportation rate

specified on Sheet No. 18 of this Tariff. Such GSR

unit rate will be in effect until adjusted in

accordance with Subsection The GSR unit rate

shall be assessed to all Shippers with Service

Agreements under Rate Schedule IT-1 contained in this