20060530Avista agrees.pdf

Avista Corp.
1411 East Mission PO Box 3727
Spokane, Washington 99220-3727
Telephone [phone]
Toll Free 800-727-9170
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Corp.
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May 25 2006
State ofldaho Public Utilities Commission
Mr. Rick Sterling
Statehouse Mail
West 472 Washington
Boise, ID 83720
RE:Case No. GNR-06-
Dear Mr. Sterling:
A vista is responding to the notice dated May 17 , 2006 regarding the mIDual revision and
updated calculation of the adjustable portion of the avoided cost rates. The Company is
in agreement with the Colstrip adjustable rate of9.38 milllkWh and the annual average
gas price of $7 .80/mmbtu for the 2006-2007 year.
mt Kalich
Manager of Resource Planning and Power Supply Analyses