Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

Effective Date: 05/28/2010, Docket: RP10-659-000, Status: Effective

Tenth Revised Sheet No. 396 Tenth Revised Sheet No. 396

Superseding: Ninth Revised Sheet No. 396

NON-CONFORMING SERVICE AGREEMENTS (Continued)

Agreement/

Rate Amendment Date

Name of Shipper/Agreement No. Schedule Date Filed

--------------------------------------- -------- --------- --------

Idaho Power Company TF-1 03/22/01 06/08/07

(No. 126442) 05/02/07 (2)

Idaho Power Company TF-1 08/02/01 05/01/09

(No. 126951) 03/02/09 (2)

Idaho Power Company TF-1 10/08/09 03/04/10

(No. 137848) 02/22/10 (1)

Idaho Power Company TF-1 04/06/10 04/28/10

(No. 138369)

Idaho Power Company TF-1 04/06/10 04/28/10

(No. 138370)

Idaho Power Company TF-1 04/15/10 04/28/10

(No. 138390)

IGI Resources, Inc. TF-1 09/29/09 09/30/09

(No. 134101)

IGI Resources, Inc. TF-1 09/29/09 09/30/09

(No. 134311)

IGI Resources, Inc. TF-1 10/28/09 11/05/09

(No. 135639)

________________

(1) Amendment incorporates the non-conforming provisions.

(2) Original Service Agreement, as amended, was restated in the revised Form

of Service Agreement format on the listed date.