PacifiCorp Transmission and Regional Updates Pat Reiten President and CEO, PacifiCorp Transmission
PacifiCorp Transmission Overview 16,400 circuit-miles of transmission lines 12,685 MW record peak demand (June 29, 2015) Net plant value of $4.4b Annual adjusted gross revenue requirement of $523m 2
New PacifiCorp Transmission Business Unit Focus on permitting / capital investment Energy Gateway projects Vantage to Pomona Heights Snow Goose substation Wallula to McNary Pursue strategic aims Energy Imbalance Market optimize / expand Regional ISO Market Integration 3
Why Regional Collaboration? Economic savings for end-use customers through automated t efficient i unit dispatch Reliability improvements through increased visibility Opportunity for further savings through reserve sharing or flexibility reserve sharing Take advantage of geographical and resource diversity Renewable integration 4
Balancing Authority Areas in the West 5
EIM Provides Significant Net Benefits and Will Operate in Eight Western States EIM Entities PacifiCorp NV Energy Puget Sound Energy Arizona Public Service Go Live November December Fall 2016 Fall 2016 2014 2015 Peak Demand (MW) 9,500 8,148 4,912 7,000 ~ Annual $21-$129 $129 $9-$18 $18 (2017) $18-$30 $30 $7-$18$18 benefits (in millions) $15-$29 (2022) ~ Start-up costs $20 $11.2 $14.2 $13.5 (in millions) ~ Annual ongoing costs (in millions) Copyright 2015 California ISO $3 $2.6 $3.5 $4 6
Energy Imbalance Market Progress and Success Total estimated EIM benefits since November 2014 = $45.7m 7
Five-Minute EIM Transfer for NEVP Area 1000 800 Five Minute EIM Transfer from NEVP to CAISO and PACE MW) ETSR Transfer ( 600 400 200 0 200 400 600 800 1000 NEVP to CAISO NEVP to PACE 8
EIM Transitional Committee Governance Proposal Approved and Implementation Underway 5 independent (non- stakeholder) members Delegated authority over EIM-related market rules Charter development complete, bylaw revisions approved Candidates selected by stakeholder nominating committee, approved by ISO Board Sectors have formed and selected their reps to the nominating committee Committee of state regulators already formed, led by WA Commissioner Ann Rendahl Regional Issues Forum sectors selecting liaisons first Forum expected Q1 2016 EIM governance initiative page http://www.caiso.com/informed/pages/stakeholderprocesses/ EnergyImbalanceMarketGovernanceDevelopment.aspx 9
What Regional ISO Market Integration Means to PacifiCorp Combine balancing authority areas into one Allow resources to be centrally-dispatched on an automated basis Facilitate participation in hour-ahead h and day-ahead d markets Make renewables across footprint eligible for California Renewable Portfolio Standard Pacific Power CAISO Rocky Mountain Power 10
Non-summer Months CA Net Load Pattern Changes Significantly Starting in 2014 11
CA Renewable Curtailment in 2024 at 40% RPS Renewable Curtailment in 2024 at 40% RPS 12
Market Integration 2015 Benefits study rollout and results Gross benefits study results were released October 13, 2015 Present value savings over the 20-year period 2020-2039 (2015 $ billions): Area Low High PacifiCorp $1.6 $2.3 ISO $1.8 $6.8 Combined Benefit $3.4 $9.1 Memorandum of Understanding extension to July 1, 2016, in order to determine costs to establish net benefits 13
PacifiCorp Next Steps Participate in market design changes underway Stakeholder workstreams resulting in FERC tariff filings PacifiCorp state filings: Fourth Quarter 2016 14
Current Timeline for Regional Integration Activities Note: Timeline designed to allow PacifiCorp to seek state regulatory approvals before the end of 2017 SB 350 studies Assemble team, study assumptions, seek input, conduct studies CPUC Workshop w/cec & ARB Governance design Regional consultation, develop proposal, public process, ISO Board recommendation to Governor, legislative process Stakeholder processes Develop policy for transmission access charge, greenhouse gas compliance, resource adequacy & others, FERC filings Implementation Regional transitional implementation Start of policy discussion for transmission planning, interconnection processes, source of load forecast information, etc PacifiCorp state regulatory proceedings Go live (Jan) Q4 2015 Q1 Q2 Q3 Q4 2016 Q1 Q2 Q3 Q4 2017 2018 2019 15 Version January 11, 2016
ISO Governance California Senate Bill 350 signed into law Supports regional ISO and directs the California i ISO to take various actions Develop specific governance / bylaw modifications Study impacts of a regional market Hold a joint workshop with California Public Utilities Commission, California Energy Commission and California Air Resources Board Submit proposed governance modifications no later than December 31, 2017; currently targeting midyear 2016 16
Questions? 17