HomeMy WebLinkAbout20170705Larsen Exhibit 14.pdfCase No.PAC-E-17-06
Exhibit No.14
Witness:Jeffrey K.Larsen
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
ROCKY MOUNTAIN POWER
Exhibit Accompanying Direct Testimony of Jeffrey K.Larsen
June 2017
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Rocky Mountain Power
Exhibit No.14 Page 1 of 1
Case No.PAC-E-17-06PacifiCorpOIdahoWitness:Jeffrey K.Larsen
Wind Repowering -Capital Structure,Property Tax and Net Power Cost Description
CapitalStructure and Property Tax Rate
Capital Structure and Cost from Case Number PAC-E-15-09
Effective 12/28/2010
Line Capital Capital Weighted
no.Capital Structure Structure Cost Cost Pre-Tax Cost
1 Debt 48.810%5.151%2.514%2.514%
2 Preferred 0.010%6.753%0.001%0.001%
3 Common 51.180%9.900%5.067%8.166%
4 TOTAL 7.582%10.681%
5 Consolidated Tax Rate 37.951%
6 Tax Gross-up factor for PTC =(1/(1 -tax rate))1.6116
Property Tax Calculation as filed in Case Number PAC-E-15-09
7 Total Company 139,158,574
8 Idaho GPS Factor 5.7978%
9 Idaho Property Taxes 8,068.136
10 Idaho Gross EPIS 1,552,375,059
11 Idaho Accum.Depr.(479,609,578)
12 Idaho Accum.Amort.(31,808,156)
13 Idaho Net EPIS 1,040,957,325
Estimated IdahorPrcoapertyTaxRAacteE-15-09
6 /
16 Idaho GPS Factor -Case No.PAC-E-15-09 5.7978%
Net Power Cost incremental Savings Calculation and Definitions
Incremental Generation =Wind Plant Generation MWh -Base Wind Plant Generation MWh
Base Wind Plant Generation =Wind Plant Generation MWh/(T +Project Generation Increase %)
NPC Incremental Savings
=[IncrementalGenHLH × (Monthly Market PriC€HLH -IRC€gfGCÍORÛOSCS)
+[IncrementalGentig × (Monthly Market PriceLLH -Ínf€gfûtÍORÛOSCS)
RTM NPC Benefit =NPC Incremental Savings × ECAM Sharing Band
Where:
Incremental Generation =The increase in generation at the wind plantdue to repowering
Project Generation Increase %=Thepercentage change in energy at the wíndplantdue torepowering(See Confidential Exhibit 3,page 2 of2)
Incremental GenHLH =Theincrease in generation at the wind plantdue to repoweringduringheavyloadhours
Incremental GenLLH =The increase in generation at the wind plant due to repoweringduringhght
load hoursMonthlyMarket Pricesty =Heavyloadhourmonthlymarketprice
MonthlyMarket PriceLLH =Lightloadhourmonthlymarketprice
Integration Costs =Wind integration costs from the most recent IRP
RTMNPC Beneßt =The NPC repoweringbenefit absorbed by the Company in the ECAM as a resultofthesharingband
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