20060202Dec 2005 PGA report.pdf

Avista Corp.
1411 East Mission PO Box3727
. Spokane, Washington. 99220-3727
Telephone [phone]
Toll Free 800-727-9170
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January 31 , 2006
State of Idaho
Idaho Public Utilities Commission
Statehouse
Boise, Idaho 83720
AVu-S- -o~
RE: Monthly Deferred Cost Report
Enclosed please find the PGA monthly report of activity in the Gas Deferral Accounts
(Accounts 191010 and 191000). This information is submitted in compliance with Order
Number 29902, issued on October 27 2005.
If you have any questions regarding this information please feel free to call me at (509) 495-
4124.
Sincerely,
Craig L. Bertholf
Rate Analyst
Rates and Tariff Administration
Enclosures
Avista Utilities 01/31/06
State of Idaho
Recap of Gas Deferral Accounts
Acct 191010 Acct 191010 Acct 191000
Total (New Deferrals)PGA Deferrals (Old Deferrals)
Ending Balance - 6/30/05 3,485,726.303,395.182,331.
Deferrals 220,074.220,074.
Jackson Prairie Release to Cascade (14 659.40)(14 659.40)
Actual Amortization (63,771.98)(63,771.98)
Interest 920.163.838.917.41
Ending Balance - 7/31/05 633 290.205,579.307 234.120,476.
August 2005
Deferrals 481,152.481 152.
Jackson Prairie Release to Cascade (14,659.40)(14 659.40)
Actual Amortization (52 332.46)(52,332.46)
Interest 395.726.845.823.
Ending Balance - 8/31/05 053,846.672,798.311,079.069 968.
September 2005
Deferrals 180 301.180 301.
Jackson Prairie Release to Cascade (14,659.40)(14 659.40)
Actual Amortization (70,319.19)(70,319.19)
Interest Correction Prior to PGA Filing (2,210.52)210.52)
Interest 673.091.851.730.49
Ending Balance - 9/30/05 154 632.840,531.314 931.999,168.
October, 2005
Deferrals 129,395.129,395.
Jackson Prairie Release to Cascade (14 659.40)(14,659.40)
Actual Amortization (139,852.41)(139 852.41)
Actual Prior Months Interest 9,403.46 996.858.22 548.
Ending Balance - 10/31/05 138,919.959,264.318,789.860 865.
November, 2005
Deferrals 226,680.226,680.
Tracker Transfer between Accounts 303,395.35)303 395.
Jackson Prairie Release to Cascade (14 659.40)(14 659.40)
Actual Amortization (441,021.81)(441,021.81)
Actual Prior Months Interest 11,707.855.945.906.
Ending Balance - 11/30/05 921 625.41 176 140.339.728,145.
December, 2005
Deferrals 805,005.805,005.
Jackson Prairie Release to Cascade
Actual Amortization (629,812.10)(629,812.10)
Actual Prior Months Interest 13,199.139.28.031.
Ending Balance - 12/31/05 110,018.41 990,286.17,368.45 102,363.