Northwest Pipeline Corporation

First Revised Volume No. 1-A

Effective Date: 11/25/1990, Docket: GT91- 5-000, Status: Effective

Original Sheet No. 316 Original Sheet No. 316 : Effective

RATE SCHEDULE TF-1

Firm Transportation

(Continued)

6. SCHEDULED OVERRUN TRANSPORTATION (Continued)

6.1 An amount obtained as the sum of (a) and (b):

(a) An amount obtained by multiplying (i) the quantity of MMBtu in

excess of Transportation Contract Demand delivered by

Transporter to Shipper after transportation during the month,

by (ii) the Maximum Interruptible Transportation rate per MMBtu

as set forth on Sheet No. 201 of this First Revised Volume No.

1-A, unless otherwise agreed to by Shipper and Transporter.

(b) An amount obtained by multiplying (i) the quantity of MMBtu in

excess of Transportation Contract Demand delivered by

Transporter to Shipper after transportation during the month,

by (ii) the sum of the applicable SSP charge, GRI adjustment

and the ACA component in cents per MMBtu. This charge shall be

subject to adjustment in accordance with Sections 13, 16 and 19

of the General Transportation Terms and Conditions.

6.2 The fuel reimbursement provided for in Section 7 of this Rate

Schedule.

7. FUEL GAS REIMBURSEMENT AND BTU BALANCING

Refer to Section 14 of the General Transportation Terms and

Conditions.

8. SHIPPER'S ARRANGEMENTS PRIOR TO RECEIPT AND AFTER DELIVERY

Refer to Section 14 of the General Transportation Terms and

Conditions.

9. GENERAL TRANSPORTATION TERMS AND CONDITIONS

The General Transportation Terms and Conditions contained in

Transporter's FERC Gas Tariff, First Revised Volume No. 1-A, except as

modified in the executed Transportation Agreement, are applicable to this

Rate Schedule and are hereby made a part hereof.

10. FILING FEES

Shipper shall reimburse Transporter for any and all filing fees

incurred by Transporter in seeking governmental authorization for

service under this Transportation Agreement.