Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

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Effective Date: 12/01/2009, Docket: RP10-85-000, Status: Effective

First Revised Sheet No. 349C First Revised Sheet No. 349C

Superseding: Original Sheet No. 349C

FORM OF RATE SCHEDULE LS-2I SERVICE AGREEMENT

(Continued)

EXHIBIT A

[Dated and Effective _______________]

(or)

[Dated _______________, Effective _______________]

to the

Rate Schedule LS-2I Service Agreement

(Contract No. ________)

between Northwest Pipeline GP

and _____________________________

SERVICE DETAILS

1. Storage Capacity: _______ Dth

2. Recourse or Discounted Recourse Storage Rates:

(Show "Not Applicable" if Exhibit D is attached.)

a. Volumetric Charge (per Dth of Shipper's Working Gas Inventory):

[Maximum Currently Effective Tariff Rate]

(or)

[$_____]

b. Rate Discount Conditions Consistent with Section 3.2 of Rate

Schedule LS-2I: [Not Applicable] (or) [(Description)]

3. Service Term:

a. Primary Term Begin Date: [(Date)]

b. Primary Term End Date: [(Date)]

c. Evergreen Provision:

[No]

(or)

[Yes, see Section 9.1 of Rate Schedule LS-2I]

4. Regulatory Authorization: [18 CFR 284.223]

(or)

[18 CRF 284.102, on behalf of________]

5. Additional Exhibits: Exhibit B [No] (or) [Yes, dated __________]

Exhibit D [No] (or) [Yes, dated __________]