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Home My WebLink About20171130PAC to Staff 4th Suppl UT - DPU Set 9 (1-2).pdf1407 W.North Temple ROCKY MOUNTAIN Salt Lake City,UT 84116 POWER A DIVISION OF PACtFICORP November 21,2017 Erika Tedder Division of Public Utilities 160 E 300 S,4th Floor Salt Lake City,UT 84114 dygggggregat@utahgol e_tteddergutati.goov(C) RE:UT Docket No.17-035-40 DPU 96 Set Data Request (1-2) Please find enclosed Rocky Mountain Power's Responses to DPU 9th Set Data Requests 9.1-9.2. If you have any questions,please call me at (801)220-2823. Sincerely, Jana Saba Manager,Regulation Enclosures C.c.:Dan Kohler/DPU dkoehler@daymarkea.com(C) Aliea Afnan/DPU aafnan@daymarkea.com (W) ibower@davmarkea.com (W) Dan Peaco/DPU dpeaco@daymarkea.com (C)(W) Kevin Higgins/UAE khiggins@energystrat.com (C) Neal Townsend/UAE ntownsend@energystrat.com(C)(W) Gary A.Dodge/UAE gdodge@hidlaw.com (C) Phillip Russell/UAE prussell@hidlaw.com (C) Philip Hayet/OCS phavet ikenn.com (C) Béla Vastag/OCS bvastag utah.gov (C) Sophie Hays/UCE sophie@utahcleanenergy.org(C) Kate Bowman/UCE kate@utahcleanenergy.org(C)(W) Emma Rieves/UCE emma@utahcleanenergy.org(C)(W) Lisa Tormoen Hickey/Interwestlisahickey@newlawgroup.com (C) Mitch Longson/Interwest mlongson@mc2b.com (C) Nancy Kelly/WRAnkelly@westernresources.org(C) Jennifer Gardner/WRA jennifer.gardner@westernresources.org(C) Penny Anderson/WRA penny.anderson@westernresources.org (W) Peter J.Mattheis/Nucor pim@smxblaw.com (C) Eric J.Lacey/Nucor ejl@smxblaw.com (C)(W) 17-035-40 /Rocky Mountain Power November 21,2017 DPU Data Request 9.1 DPU Data Request 9.1 Please provide an updated economic analysis incorporating the most recent data and assumptions available to the Company for all price-policy scenarios and sensitivities.At a minimum,this analysis should include updates to load forecast and all natural gas prices (for Low,Medium,and High scenarios).Provide with this response all calculations of customer benefits provided in Mr.Link's direct testimony,as well as all supporting work papers (includingSystem Optimizer and PaR output files). Response to DPU Data Request 9.1 The Company has not performed the requested analysis.Consistent with the procedural schedule adopted for this proceeding,the Company will update its economic analysis in its supplemental filing scheduled to be filed in mid-January 2018. 17-035-40 /Rocky Mountain Power November 21,2017 DPU Data Request 9.2 DPU Data Request 9.2 Based on the updated analysis conducted in response to question 1 above,please provide a sensitivity analysis incorporating provisions of the draft tax reform bill released by Republicans in the U.S.House of Representatives,including: (a)20%corporate tax rate (b)Reduction of PTC from 2.4¢/kWh to 1.5¢/kWh (c)Change in continuityof construction requirement. Provide with this response all calculations of customer benefits provided in Mr.Link's direct testimony,as well as all supporting work papers (includingSystem Optimizer and PaR output files). Response to DPU Data Request 9.2 The Company objects to this request on the basis that it requires speculation,is not reasonably calculated to lead to the discovery of admissible evidence,and requires development of a special study or information not maintained in the ordinary course of business.Without waiving these objections,the Company responds as follows: Please see the Company's response to DPU Data Request 9.1.The Company has not performed the requested analysis,but will consider potential tax reform impacts on the proposed wind and transmission projects in the supplemental filing in mid-January 2018.