Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

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Effective Date: 01/31/2008, Docket: RP08-130-000, Status: Effective

Original Sheet No. 328 Original Sheet No. 328 : Effective

FORM OF RATE SCHEDULE SGS-2F SERVICE AGREEMENT

(Continued)

[Temporary Capacity Release Replacement Contract Version]

EXHIBIT A (Continued)

4. Working Gas Quantity for Replacement Shipper's initial Storage Cycle:

________ Dth

5. Storage Rates:

(Use the applicable version of (a) and (b))

a. Awarded Demand Charge (per Dth of Contract Demand):

[Maximum Currently Effective Tariff Rate]

(or)

[$_____]

(or)

[_____% of Maximum Currently Effective Tariff Rate]

b. Awarded Capacity Demand Charge (per Dth of Storage Capacity):

[Maximum Currently Effective Tariff Rate]

(or)

[$_____]

(or)

[_____% of Maximum Currently Effective Tariff Rate]

(or)

a. Awarded Volumetric Bid Withdrawal Charge (per Dth of withdrawals):

[Maximum Currently Effective Tariff Rate]

(or)

[$_____]

(or)

[_____% of Maximum Currently Effective Tariff Rate]

b. Awarded Volumetric Bid Storage Charge (per Dth of Shipper's

Working Gas Inventory):

[Maximum Currently Effective Tariff Rate]

(or)

[$_____]

(or)

[_____% of Maximum Currently Effective Tariff Rate]