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Home My WebLink About20240506Staff 9-32 to IPC.pdf RECEIVED Monday, May 6, 2024 3:31:08 PM IDAHO PUBLIC UTILITIES COMMISSION ADAM TRIPLETT DEPUTY ATTORNEY GENERAL IDAHO PUBLIC UTILITIES COMMISSION PO BOX 83720 BOISE, IDAHO 83720-0074 (208) 334- 0318 IDAHO BAR NO 10221 Street Address for Express Mail: 11331 W CHINDEN BLVD, BLDG 8, SUITE 201-A BOISE, ID 83714 Attorney for the Commission Staff BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION IN THE MATTER OF THE APPLICATION ) OF IDAHO POWER COMPANY FOR A ) CASE NO. IPC-E-24-11 DETERMINATION OF 2023 DEMAND-SIDE ) MANAGEMENT EXPENSES AS ) PRUDENTLY INCURRED. ) SECOND PRODUCTION REQUEST OF THE COMMISSION STAFF TO IDAHO POWER COMPANY Staff of the Idaho Public Utilities Commission,by and through its attorney of record, Adam Triplett, Deputy Attorney General, requests that Idaho Power Company("Company") provide the following documents and information as soon as possible, but no later than MONDAY,MAY 27, 2024. This Production Request is to be considered as continuing, and the Company is requested to provide,by way of supplementary responses, additional documents that it, or any person acting on its behalf, may later obtain that will augment the documents or information produced. Please provide answers to each question, supporting workpapers that provide detail or are the source of information used in calculations, and the name,job title, and telephone number of the person preparing the documents. Please also identify the name,job title, location, and telephone number of the record holder. SECOND PRODUCTION REQUEST TO IDAHO POWER COMPANY 1 MAY 6, 2024 In addition to the written copies provided as response to the requests,please provide all Excel spreadsheets and electronic files with formulas intact and enabled. REQUEST NO. 9: Company witness Thompson states that, "The Company's demand response programs provided actual non-coincident demand reduction of 240 MW during the 2023 program season." Thompson Direct at 11. Please clarify how the Company defines non- coincident demand reduction and how it calculated that value. Please provide the underlying data showing how the Company determined the non-coincident demand reduction was 240 megawatts ("MW"). Please include workpapers with calculations intact. REQUEST NO. 10: The Company applies the full line-loss percentage to all "metered- site energy savings to find the energy savings at the generation level." Supplement 1: Cost- Effectiveness at 5. The full line-loss percentage includes the transmission, primary distribution, secondary distribution, and transformer core losses. Please explain why the Company removes the secondary line-losses and the transformer core losses when it calculates the value of the export credit rate,but it includes those losses when calculating the value of these other avoided energy savings. REQUEST NO. 11: Within the Commercial and Industrial ("C&I") Custom Project program,please provide the following additional information: a. A list of each sub-project in the "Compressed Air Leak Repairs"project. Please include the assumed kWh savings and incentive paid for each sub-project; b. A list of each sub-project in the "Find& Fix"project. Please include the assumed kWh savings and incentive paid for each sub-project; and c. Details of the "Green Motors Program Rewind: Motor size 1,000 HP"project. The details should describe the action authorized, the engineering analysis of the energy savings, and the incentive paid to the customer. REQUEST NO. 12: Within the C&I New Construction Project program,please provide a more detailed description of the action authorized, the engineering analysis of the energy savings, and the incentive paid to the customer for the following projects: SECOND PRODUCTION REQUEST TO IDAHO POWER COMPANY 2 MAY 6, 2024 a. The "High-Volume, Low-Speed Fan"project that saved 16,733 kWh per year; and b. The "Demand Controlled Kitchen Ventilation Exhaust Hood"project that saved 4,590 kWh per year. REQUEST NO. 13: Within the C&I Retrofit Project program,please provide a more detailed description of the action authorized, the engineering analysis of the energy savings, and the incentive paid to the customer for the following projects: a. The "High-Volume, Low-Speed Fan"project that saved 16,733 kWh per year; b. The "Energy Star listed electric combination oven(29-40 pans)"project that saved 11,634 kWh per year; and c. The "VFD on milking transfer pump"project that saved 11,777 kWh per year. REQUEST NO. 14: On Page 53 of the 2023 Annual Report ("Annual Report"), the Company explains that evaporative coolers, heat pump water heaters, and smart thermostats are not required to be installed by a licensed contractor. Please explain how the Company estimates the savings for these measures without verification of the proper operation for each of these measures. REQUEST NO. 15: Please explain how the Company accounts for overlapping savings of the smart thermostat measure with other measures (e.g., air conditioners and heat pumps). REQUEST NO. 16: On Page 57 of the Annual Report, the Company describes that 25% of participants lived in heating zone 1 and cooling zone 3 in 2023. Please explain what heating and cooling zones are applicable to the Company's service territory, how these zones are determined, how these zones are different from IECC climate zones, and provide maps in PDF format showing the heating and cooling zones in the Company's service territory. REQUEST NO. 17: Please describe potential modifications to the Small Business Direct Install ("SBDI") offering that the Company is considering for a modified 2024 offering. REQUEST NO. 18: Please provide a breakdown of project types administered by the 2023 SBDI offering. (i.e., screw-in bulb, linear lighting, high bay, interior, exterior, etc.) SECOND PRODUCTION REQUEST TO IDAHO POWER COMPANY 3 MAY 6, 2024 REQUEST NO. 19: For each of the Weatherization Assistance for Qualified Customers ("WAQC") measures listed on Table 18 with no participation,please provide a brief description of the measure, describe how it is administered through the WAQC program, and challenges associated with the measures. REQUEST NO. 20: Please provide a comparison of the measures, incentives, and energy savings estimates between the new Multifamily Energy Efficiency Program and its previous iteration. REQUEST NO. 21: Please describe any changes made to the structure and administration of the new Multifamily Program relative to its previous iteration. REQUEST NO. 22: Please provide the Technical Reference Manual created for the Multifamily Program. REQUEST NO. 23: Please explain if the Company has received any requests to participate in the home energy reports ("HER")program. In the response, please provide how many requests were from customers in or not in the control group. REQUEST NO. 24: Please describe findings from the initial implementation of the HERS program that were changed in the 2024 offering. REQUEST NO. 25: Please provide a list of enhancements the Company is considering for the continued 2024 HERS program. REQUEST NO. 26: Please explain if current HERS participants will continue to receive reports under the new contract. REQUEST NO. 27: In the HERS section of the DSM Annual Report, the Company states that it intends to consider a new wave of participants. Please explain what options are available to the Company for continuing the program if the pool of non-participants cannot support another treatment group. SECOND PRODUCTION REQUEST TO IDAHO POWER COMPANY 4 MAY 6, 2024 REQUEST NO. 28: Please provide any consideration the Company has given to opening the participation of the HERS program beyond the treatment group. REQUEST NO. 29: Please describe any other methods the Company has considered to estimate the savings of its HER program. REQUEST NO. 30: Please provide marketing expenses associated with the Company's Demand Response ("DR")programs for 2022 and 2023. REQUEST NO. 31: For each event week of the past three years, please provide data at the participant level for each DR offering, as applicable. a. The date, time, and duration of each called event; b. The nominated load reduction for event week; c. Whether the participant opted out of the event; d. Whether there was a load control device failure for the given participant during the event; e. The amount of actual load reduction for each event called broken down by hour; f. Whether the dispatch was automatic or manual; g. The maximum potential incentive payment; and h. The actual incentive payment. REQUEST NO. 32: Please list all dates and circumstances when a load control device failed to operate within the Company's automatic dispatch option for each DR program. DATED at Boise, Idaho, this 6`I'day of May 2024. Adam Triplett Deputy Attorney General I:\Utility\UMISC\PRDREQ\IPC-E-24-11 PR#2.docx SECOND PRODUCTION REQUEST TO IDAHO POWER COMPANY 5 MAY 6, 2024 CERTIFICATE OF SERVICE I HEREBY CERTIFY THAT I HAVE THIS DAY OF MAY 2024, SERVED THE FOREGOING SECOND PRODUCTION REQUEST OF THE COMMISSION STAFF TO IDAHO POWER COMPANY, IN CASE NO. IPC-E-24-11, BY E-MAILING A COPY THEREOF, TO THE FOLLOWING: MEGAN GOICOECHEA ALLEN CONNIE ASCHENBRENNER LISA D NORDSTROM ZACK THOMPSON IDAHO POWER COMPANY IDAHO POWER COMPANY PO BOX 70 PO BOX 70 BOISE ID 83707-0070 BOISE ID 83707-0070 E-MAIL: E-MAIL: caschenbrenner@a,idahopower.com mgoicoecheaalle_n_Oidahopower.com zthompson ,idahopower.com lnordstrom(iWahopower.com dockets ,idahopower.com PATRICIA JORDAN, ECRETARY CERTIFICATE OF SERVICE