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. 74 First Revised Sheet No. 74

Superseding: Original Sheet No. 74

RATE SCHEDULE LS-1

Liquefaction-Storage Gas Service

(Continued)

8. VAPORIZATION FROM STORAGE AND DELIVERY TO SHIPPER

8.1 General Procedure. When Shipper desires the vaporization of gas on

any day during the Vaporization Period, it shall submit a nomination to

Transporter, specifying the volume of gas it desires vaporized under

this Rate Schedule during such day. Transporter shall vaporize and

deliver for transportation the volume of gas so nominated out of

Shipper's Storage Capacity Balance, subject to the limitations set forth

in this Rate Schedule.

8.2 Daily Vaporization in Excess of Shipper's Storage Demand Volume.

Shipper may submit a nomination for quantities in excess of Shipper's

Storage Demand Volume specified in the executed scheduled overrun

service agreement and Transporter will schedule such excess in

accordance with the priority of service and curtailing policy delineated

in Section 12 of the General Terms and Conditions.

8.3 Vaporization During a Liquefaction Period. If posted as

available, Shipper may nominate gas out of Shipper's Storage Capacity

Balance for vaporization and for transportation to Shipper on any day

during the liquefaction period. However, such vaporization and delivery

will be in accordance with the priority of service and curtailment

policy delineated in Section 12 of the General Terms and Conditions.