20250130Compliance Filing Cover Letter.pdf

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RECEIVED
Avista Corp.
Thursday, January 30, 2025
1411 East Mission P.O. Box 3727 IDAHO PUBLIC
Spokane, Washington 99220-0500 UTILITIES COMMISSION
Telephone [phone]
Toll Free 800-727-9170
January 30, 2025
State of Idaho
Idaho Public Utilities Commission
11331 W. Chinden Blvd., Bldg 8 Suite 201-A
Boise, Idaho 83714
RE: Quarterly Deferred Cost Report
Attached is the PGA quarterly report for the Q4 2024.This information is submitted in compliance
with Order Number 36379 issued in the Company's Purchase Gas Cost Adjustment filing (Case
No. AVU-G-24-02). This report is being filed in electronic format only per approval from the
filing center.
The deferral calculation workbook in excel format for the quarter is included as Attachment A.
Year-to-date deferrals activity by month related to commodity and demand costs are shown on the
tab labeled "191010 ID DEF". Year-to-date amortization activity is included on the tab labeled
"191000 ID Amort".
Included with this report is the confidential Quarterly Commodity WACOG Forecast update as
Attachment B and the confidential gas accounting data download ("GADD") for the quarter in
Excel format as Attachment C.
If you have any questions regarding this information,please feel free to contact Marcus Garbarino
via email at marcus.garbarino(a)avistacorp.com or via telephone at [phone].
Sincerely,
Joe Miller
Senior Manager of Rates and Tariffs
Regulatory Affairs
Enclosures