Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

Effective Date: 11/01/2009, Docket: RP09-1056-000, Status: Effective

First Revised Sheet No. 54 First Revised Sheet No. 54

Superseding: Original Sheet No. 54

RATE SCHEDULE SGS-2F

Storage Gas Service - Firm

(Continued)

9. WITHDRAWALS OF STORAGE GAS (Continued)

9.2 Withdrawal Obligation. Transporter's daily withdrawal obligation

shall be at 100 percent of the Shipper's Contract Demand as long as

Shipper's Available Working Gas is greater than or equal to 60 percent

of Shipper's Storage Capacity. On any day when Shipper's Available

Working gas is less than 60 percent of Shipper's Storage Capacity,

Transporter's daily withdrawal obligation shall be reduced by two

percent of Shipper's Contract Demand for each one percent that Shipper's

Available Working Gas is less than 60 percent of Shipper's Storage

Capacity, until a minimum daily withdrawal rate equal to 10 percent of

Shipper's Contract Demand is reached.

10. INJECTIONS OF WORKING GAS FOR SHIPPER'S ACCOUNT

Upon Transporter's request, Shipper shall provide written notice to

Transporter prior to May 1 of each year, of the quantities of gas to be

injected for the account of Shipper during the period of May 1 through

September 30 of such year. Shipper may nominate to inject gas on any

day, specifying the quantity of gas it desires injected under this Rate

Schedule during such day, including the applicable fuel reimbursement

requirements. Transporter will schedule the injection of the quantity

of gas so nominated, subject to the limitations set forth in this Rate

Schedule and subject to delivery of such quantity, and shall retain any

fuel use reimbursement furnished in-kind in accordance with Section 14

of the General Terms and Conditions in addition to any fuel

reimbursement required from the party under whose Service Agreement the

gas is to be transported to Jackson Prairie.

11. RESERVED FOR FUTURE USE