Northwest Pipeline Corporation

First Revised Volume No. 1-A

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

Original Sheet No. 302 Original Sheet No. 302 : Effective

RATE SCHEDULE TI-1

Interruptible Transportation

(Continued)

3. MONTHLY RATE

Each month, Shipper shall pay Transporter for service rendered

under this rate schedule, the applicable amounts specified in Section

3.1 below:

3.1 Transportation Service. The sum of (a) and (b) below:

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

delivered by Transporter to Shipper after transportation

during the month, after reduction for fuel provided in-kind,

if applicable, by (ii) an amount no less than the Minimum

Interruptible Transportation rate nor greater than the

Maximum Interruptible Transportation rate per MMBtu, each as

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

1-A. Unless specifically adjusted pursuant to Section 3.2

herein, the Maximum Rate set forth on Sheet No. 201 shall

apply.

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

delivered by Transporter to Shipper after transportation

during the month, after reduction for fuel provided in-kind,

if applicable, times (ii) the sum of the applicable GRI

adjustment, the ACA and the SSP components 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.

3.2 Adjustment of Rates. Transporter reserves the right to provide by

contract with Shipper to adjust at any time any of the rates

specified in Section 3 applicable to any individual transportation

for Shipper without adjusting any other rates for any other

transportation for that or another Shipper; provided, however, that

such adjusted rate(s) shall not exceed the applicable Maximum

Rate(s) nor shall they be less than the Minimum Rate(s) per MMBtu

set forth on Sheet No. 201 of this First Revised Volume No. 1-A, or

any superseding tariff. If Transporter so adjusts any rates to any

Shipper, Transporter shall file with the Federal Energy Regulatory

Commission any required reports reflecting such adjusted rates.