20040212Workpaper Letter II.pdf

Avista Corp.
1411 East Mission PO Box 3727
Spokane. Washington 9922D-3727
Telephone [phone]
Toll Free 800-727-9170 'V'STA.
Corp.
February 11 , 2004
Idaho PUbliC uulities Commission
Office of the SecretaryRECEIVED
FEB 1 2 2004
State of Idaho
Idaho Public Utilities Commission
472 W. Washington St.
Boise, ID 83702-5983
Boise, Idaho
Attention: Ms. Jean Jewell, Commission Secretary
TariffI.P.u.C. No. 28 (Electric) and TariffIPUC No. 27 (Natural Gas)
Enclosed for filing with the Commission are three copies of work papers for Avista s witnesses
relating to IPUC Case No s. A VU-04-01 and A VU-04-01. These workpapers are courtesy
copies to support A vista s previously filed testimony and exhibits. Please note that A vista
previously filed, as required by IDAP A 31.01.01 Rule 121 Section 1.f, copies of work papers for
Don M. Falkner showing how test year data were adjusted.
This filing contains the complete workpapers of Mr. William E. Avera, and Dr. William T. Wilson
as well as the workpapers of Ms. Tara L. Knox that support her natural gas testimony and exhibits.
Sincerely,
Ax ",-=J
Kelly O. Norwood
Vice President, State & Federal Regulation
Enclosures
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