Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

Effective Date: 05/08/2008, Docket: RP08-311-000, Status: Effective

First Revised Sheet No. 102 First Revised Sheet No. 102 : Effective

Superseding: Original Sheet No. 102

RATE SCHEDULE TF-2

Firm Redelivery Transportation (Continued)

3. MONTHLY RATE(S) (Continued)

3.3 Discounted Recourse Rates:

(a) Transporter reserves the right to discount at any time the

Recourse Rates for any individual Shipper under any service

agreement without discounting any other Recourse Rates for that or

another Shipper; provided, however, that such discounted Recourse

Rates shall not be less than the Minimum Currently Effective Rates

set forth on Sheet No. 5 of this Tariff, or any superseding

tariff. Such discounted Recourse Rates may apply to specific

volumes of gas (such as volumes above or below a certain level or

all volumes if volumes exceed a certain level), volumes of gas

transported during specific time periods, and volumes of gas

transported to specific delivery points, within specific

corridors, or within other defined geographical areas. If

Transporter discounts any Recourse Rates to any Shipper,

Transporter will file with the Commission any required reports

reflecting such discounts.

3.4 Volumetric Release Charges: For Capacity Release service pursuant

to Section 22 of the General Terms and Conditions which is provided

under a volumetric bid rate the sum of (a), (b) and, if applicable, (c)

below:

(a) The amount obtained by multiplying (i) the quantity of Dth

scheduled for delivery by Transporter to Replacement Shipper or

Prearranged Replacement Shipper after transportation during the

month, after reduction for fuel use reimbursement furnished in

kind in