20230926Decision Memo.pdf

DECISION MEMORANDUM 1

DECISION MEMORANDUM

TO: COMMISSIONER ANDERSON
COMMISSIONER HAMMOND
COMMISSIONER LODGE
COMMISSION SECRETARY
COMMISSION STAFF
LEGAL

FROM: MICHAEL DUVAL
DEPUTY ATTORNEY GENERAL

DATE: SEPTEMBER 26, 2023

SUBJECT: IN THE MATTER OF AVISTA CORPERATION’S ANNUAL
COMPLIANCE FILING TO UPDATE THE LOAD AND GAS FORECASTS
IN THE INCREMENTAL COST INTEGRATED RESOURCE PLAN
AVOIDED COST MODEL TO BE USED FOR AVOIDED COST
CALCULATIONS; CASE NO. AVU-E-23-13.

On September 19, 2023, Avista Corporation (“Company”) filed a compliance filing
requesting the Idaho Public Utilities Commission (“Commission”) issue an order accepting its
updated load forecast, natural gas price forecast, and contracts used as inputs to calculate its
incremental cost Integrated Resource Plan avoided cost rates, as required by Order Nos. 32697,
32802, and 35274. The Company requests its filing be processed by Modified Procedure with an
effective date of January 1, 2024.
STAFF RECOMMENDATION
Staff recommends the Commission issue a Notice of Filing and Notice of Modified
Procedure setting a November 14, 2023, comment deadline and a November 21, 2023, reply
comment deadline for the Company.
COMMISSION DECISION
Does the Commission wish to issue a Notice of Filing and Notice of Modified Procedure
setting a November 14, 2023, comment deadline and a November 21, 2023, reply comment
deadline for the Company?

Michael Duval
Deputy Attorney General

I:\Legal\ELECTRIC\AVU-E-23-13_Forecast\memos\AVUE2313_dec_md.docx