20210304Reply Comments.pdf

Avista Corp.
1411 EastMission P.O. Box3727
Spokane. Washington 99220 -0500
Telephone [phone]
Toll Free 800-727-9170
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March 4,2021
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;!*:JanNoriyuki, Secretary
Idaho Public Utilities Commission
I 1331 W. Chinden Blvd. Bldg. 8, Ste. 201 -A
Boise,Idaho 83714
RE: CaseNo. AW-E-20-I 1 CapacityDeficiency Period forthe Avoided CostCalculations
DearMs. Noriyuki:
Avista Corporation dba Avista Utilities (Avista or the Company) provides the following reply
comments pursuant to OrderNo. 34898 in CaseNo. AVU-E-20-I l regarding Avista's compliance
filingto update and establish its capacity deficiencyperiodto be used foravoided cost calculations.
Avista appreciates Commission Staff's thorough review and comments in regards to the
Company's capacity deficiency period. The Company supports Staff's recommendation to
approve Avista's Load and Resource Balance reflected in scenario 2, whichresults in a first deficit
date of Nov ember 2026 and using the Company' s Au gu st 2 020 peak lo ad forecast.
Please direct any questions regarding this filing to John Lyons at 509-495-8515.
Sincerely,
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Shawn Bonfield
Sr. Managerof Regulatory Policy & Stratery
Avista Utilities
509-495-2782
shawn.
Enclosure