UTC Case Docket Document Sets

Filing UE - 230793

Company: Avista Corporation

DBA: Avista Utilities

Filing Type: Plan

Case Status: Pending

Dates (Opened & Effective): 09/27/2023 & 12/21/2024

Summary: NOTE: This item will be heard on Tuesday, November 26, 2024, at 9:30 a.m. Avista Utilities 2025 Draft Electric Integrated Resource Plan.

Document Type	Date	Description
Presentation	11/21/2024	2025 Electric Integrated Resource Plan (IRP) Presentation, on behalf of Avista Corporation d/b/a Avista Utilities, from Shawn Bonfield. 230793-November WUTC Meeting_112124.pdf 762 KB 230793-AVA-CLtr-11-21-24.pdf 871 KB
Comment	11/15/2024	Comments, on behalf of NW Energy Coalition, from Fred Heutte. 230793-NWEC-2025-Avista-Draft IRP-Cmt-11.15.24.pdf 942 KB
Comment	11/15/2024	Staff Comments on Avista Utilities' 2025 Draft Electric Integrated Resource Plan. Staff Comments on Avista 2025 draft electric IRP.pdf 398 KB
Notice - Opportunity to file Written Comment	10/15/2024	Notice of Opportunity to File Written Comments on Avista's 2024 Draft Integrated Resource Plan (due by Friday, November 15, 2024, by 5:00 p.m.) and Notice of Recessed Open Meeting.to be held on Tuesday, November 26, 2024. UE-230793 Notice of Opportunity to File Written Comments and ROM.pdf 417 KB UE-230793 POS.pdf 79 KB
Plan	10/01/2024	Redacted Draft 2025 Electric Integrated Resource Plan, on behalf of Avista Corporation d/b/a Avista Utilities, from Shawn Bonfield. 10_2025_IRP_PRiSM_091124_WA Max Customer Benefits.xlsm 42 MB CEAP Update - Named Communities Clarkston.jpg 58 KB 3_2025_IRP_PRiSM_082724_High_NG_Prices_Baseline.xlsm 41 MB Task 2 DER Forecasting Methodology - FINAL.docx 3 MB CEAP Update - Named Communities Spokane.jpg 163 KB 4_2025_IRP_PRiSM_082724_Low_NG_Prices_Clean Portfolio.xlsm 42 MB 1_2025_IRP_PRiSM_082724_No_CCA Pricing.xlsm 41 MB 12_2025_IRP_PRiSM_082724_17 percent PRM.xlsm 41 MB 7_2025_IRP_PRiSM_091124_WA Building Electrification.xlsm 41 MB FINAL Avista DER Potential Study Report 06172024.pdf 6 MB 11_2025_IRP_PRiSM_082724_Low_NG_Prices_500 MW Nuclear.xlsm 41 MB 26_2025_IRP_PRiSM_082724_No_CCA Pricing_Least Cost.xlsm 41 MB 13_2025_IRP_PRiSM_082724_30 percent PRM.xlsm 41 MB 18_2025_IRP_PRiSM_091124_Data Center.xlsm 35 MB 17_2025_IRP_PRiSM_082724_PRS_Cost Cap Constrained.xlsm 41 MB 3_2025_IRP_PRiSM_071924_Baseline.xlsm 41 MB 3_2025_IRP_PRiSM_082724_Deterministic_Baseline.xlsm 41 MB Load Forecast and Scenarios.xlsx 342 KB 5_2025_IRP_PRiSM_082724_Low Load.xlsm 41 MB 20_2025_IRP_PRiSM_082724_System Building & Transportation Electrification_No_new_NGRCP8.5.xlsm 44 MB 11_2025_IRP_PRiSM_082724_Deterministic_500 MW Nuclear.xlsm 41 MB UE-230793-AVA-2025 Draft Electric IRP Appendix H and I - 10-01-2024-(R).pdf 99 KB WA-EnergyBurdenReductionStrategy (Sept2021).pdf 2 MB UE-230793-AVA-2025 Draft Electric IRP 10-01-2024.pdf 5 MB UE-230793-AVA-CLtr-10-1-24.pdf 832 KB EE Avoided Cost_062424_Final.xlsx 4 MB 6_2025_IRP_PRiSM_082724_High Load.xlsm 41 MB 1_2025_IRP_PRiSM_082724_Deterministic_PRS.xlsm 41 MB CEAP Update - Named Communities Main Area.jpg 86 KB 24_2025_IRP_PRiSM_092724_No IRA Tax Incentives.xlsm 41 MB Avista 2025-27 IRP Work Plan_12-14-23 Updated.pdf 149 KB 14_2025_IRP_PRiSM_082724_P2G Unavailable.xlsm 41 MB 15_2025_IRP_PRiSM_082724_Min CETA Target.xlsm 41 MB Public Comments.docx 54 KB 2023-2024 Avista System Assessment-V0.pdf 8 MB 16_2025_IRP_PRiSM_082724_Max CETA Target.xlsm 41 MB 23_2025_IRP_PRiSM_082724_200 MW Low Cost Wind Limit.xlsm 41 MB Social Cost of Carbon.xlsx 34 KB Avista24-Transmission IRP Analysis-vB.pdf 5 MB Avista 2024 Electric CPA - Report_8.30.2024_DRAFT.docx 11 MB Supply Side Resource Options.xlsm 2 MB 1_2025_IRP_PRiSM_082724_Low_NG_Prices_PRS.xlsm 41 MB 2_2025_IRP_PRiSM_082724_Alt Lowest Reasonable Cost.xlsm 41 MB Avista 2024 - Electric Measure List - Final.xlsx 160 KB 2025_IRP_PRiSM_062524_No EE_Capacity Only.xlsm 32 MB 9_2025_IRP_PRiSM_091124_System Building & Transportation Electrification- no new ng.xlsm 44 MB 4_2025_IRP_PRiSM_082724_Clean Resource Portfolio.xlsm 42 MB 4_2025_IRP_PRiSM_082724_Clean Resource Portfolio_Higher PRM.xlsm 42 MB 11_2025_IRP_PRiSM_082724_High_NG_Prices_500 MW Nuclear.xlsm 41 MB 2025_IRP_PRiSM_062524_No EE_No Build.xlsm 32 MB 19_2025_IRP_PRiSM_082724_RCP 8.5 Load.xlsm 41 MB CCA Price Forecast.xlsx 19 KB 8_2025_IRP_PRiSM_091124_WA Building & High Transportaton Electrification.xlsm 41 MB 22_2025_IRP_PRiSM_082724_NE_Retire 2026.xlsm 41 MB 0_2025_IRP_PRiSM_082724_Energy Efficiency Solution.xlsm 41 MB 4_2025_IRP_PRiSM_082724_Deterministic_Clean Portfolio.xlsm 42 MB Resource Portfolio Summary.xlsx 847 KB 11_2025_IRP_PRiSM_082724_500 MW Nuclear.xlsm 41 MB Natural Gas Price Forecast.xlsx 78 KB 4_2025_IRP_PRiSM_082724_High_NG_Prices_Clean Portfolio.xlsm 42 MB Market Modeling Results.xlsx 8 MB 1_2025_IRP_PRiSM_082724_High_NG_Prices_PRS.xlsm 41 MB 2023_Avista_System_Plan-V0.pdf 2 MB Electric DR Input Generator - Avista 4_30_24.xlsx 2 MB 2025_IRP_PRiSM_062524_No EE.xlsm 32 MB 21_2025_IRP_PRiSM_082724_No Regional Transmission.xlsm 41 MB 1_2025_IRP_PRiSM_082724_PRS.xlsm 41 MB 3_2025_IRP_PRiSM_082724_Low_NG_Prices_Baseline.xlsm 41 MB 25_2025_IRP_PRiSM_082724_2035 NE Retire.xlsm 41 MB
Plan	10/02/2024	Draft 2025 Integrated Resource Plan, on behalf of Avista Utilities, d/b/a Avista, from Shawn Bonfield. UE-230793-AVA-CLtr-10-1-24.pdf 858 KB
Plan	09/03/2024	2025 Integrated Resource Plan Draft on behalf of Avista Utilities, d/b/a Avista , from Shawn Bonfield. UE-230793-AVA - Appendix D 9-3-24.pdf 2 MB UE-230793-AVA - Appendix C 9-3-24.pdf 4 MB UE-230793-AVA - Appendix C Continued 9-3-24.xlsx 160 KB UE-230793-AVA - Appendix F 9-3-24.pdf 6 MB UE-230793-AVA-Draft 2025 Clean Energy Action Plan 9 -3-24.pdf 2 MB UE-230793-AVA - Draft 2025 Electric IRP - 9-3-24.pdf 4 MB UE-230793-AVA - Appendix E 9-3-24.pdf 5 MB UE-230793-AVA-CLtr-9-3-24.pdf 863 KB UE-230793-AVA - Appendix F Continued 9-3-24.pdf 1 MB UE-230793-AVA - Appendix D Continued 9-3-24.pdf 8 MB
Letter	07/22/2024	Letter of Commitment for its 2025 Electric Integrated Resource Plan Draft, on behalf of Avista Corporation d/b/a Avista Utilities, from Shawn Bonfield. 230793-AVA-Attachment A - 7-22-2024.pdf 167 KB 230793-AVA-CLtr-7-22-2024.pdf 883 KB
Plan	03/11/2024	Revised 2025 Integrated Resource Plan on behalf of Avista Utilities, d/b/a Avista , from Shawn Bonfield. UE-230793-AVA-CLtr-3-11-24.pdf 902 KB UE-230793-AVA-2025 IRP Work Plan-3-11-24.pdf 258 KB
Plan	09/29/2023	Updated 2025 Integrated Resource Plan on behalf of Avista Utilities, d/b/a Avista , from Shawn Bonfield. ( via web portal) 230793-AVA-2025 IRP Work Plan-9-29-23.pdf 231 KB 230793-AVA-CLtr-9-29-23.pdf 778 KB
MAIN SERVICE LIST	09/27/2023	MAIN SERVICE LIST 230793 Main Service List.pdf 75 KB
Initial Filing	09/27/2023	2025 Integrated Resource Plan on behalf of Avista Utilities, d/b/a Avista , from Shawn Bonfield. ( via web portal) 230793 AVA-2025-IRP Work Plan-9-27-23.pdf 230 KB 230793 AVA-CLtr-9-27-23.pdf 778 KB