Northwest Pipeline Corporation

Second Revised Volume No. 1

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Effective Date: 04/01/1993, Docket: RP93- 5-039, Status: Effective

2nd Sub Third Revised Sheet No. 12 2nd Sub Third Revised Sheet No. 12 : Effective

Superseding: Third Revised Sheet No. 12

STATEMENT OF RATES

Effective Rates Applicable to Rate Schedules Contained

in this FERC Gas Tariff, First Revised Volume No. 1

The Base Tariff Rates shown below, stated in cents per MMBtu are designated Currently Effective Tariff Rates, and the amount of

adjustment for each charge is identified below.

Currently

FERC Effective

Rate Schedule and Base Tariff Rate Current Cumulative Surcharge GRI Annual SSP Tariff Rate

Type of Charge 1/ Minimum Maximum Adjustment Adjustment Adjustment Charges Charges Charges Minimum Maximum

_________________ ______ _______ __________ __________ _______ _______ _______ _________ _______ _______

SGS-2F:

Demand Charge 0.00› 75.15› - - - - - - 0.00› 75.15›

Capacity Demand Charge 0.00› 2.24› - - - - - - 0.00› 2.24›

SGS-2I:

Commodity 0.00› 4.79› - - - - - - 0.00› 4.79›

________________

1/ For fuel use reimbursement requirement, see Sheet No. 16.