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WECC Phase 1 Rating Process Coordinated Planning and Technical Studies

WECC Phase 1 Rating Process Coordinated Planning and Technical Studies. July 18, 2008 Portland Oregon. Welcome. Darrell Gerrard - PacifiCorp. Big Tent Meeting July 18, 2008 Embassy Suites Hotel – Portland 9:00 a.m. – 12:00 noon Agenda. 9:00 Welcome – Darrell Gerrard

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WECC Phase 1 Rating Process Coordinated Planning and Technical Studies

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  1. WECC Phase 1 Rating ProcessCoordinated PlanningandTechnical Studies July 18, 2008 Portland Oregon Order 2004 Sensitive

  2. Welcome Darrell Gerrard - PacifiCorp

  3. Big Tent MeetingJuly 18, 2008Embassy Suites Hotel – Portland9:00 a.m. – 12:00 noonAgenda 9:00 Welcome – Darrell Gerrard Background from January 2008 Session Goals Supporting Coordination 9:15 FERC Perspectives – Shelton Cannon, Director 9:30 TCWG Work Plan- What has been accomplished since January 2008 – Ben Morris 10:00 Individual Project Updates (By Project Sponsor) 11:30 Next Steps and Timelines for TCWG – Darrell Gerrard 11:45 Inputs and Commentary – Sponsor Panel 3

  4. Background • Purpose: status update for 9 proposed projects significant to Northwest • All projects currently in or will be in WECC Phase 1 Rating Process • Began January 2008 with Transmission Coordinated Work Group (TCWG) • Goal is submission of Phase 1 reports in the September – November 2008 • Sponsors are reasonably on schedule • Each project sponsor will be submitting an individual Project Phase 1 Rating report to WECC • Expectations are that projects enter Phase 2 together in the fourth quarter of 2008

  5. Goals Supporting Coordination • Develop ideas to ensure robust proposals brought to sub-regional & regional engagement • Avoid duplication of study work and facilities constructed • Ensure efficient use of resources, siting, permitting, environmental • Regional view of transmission requirements necessary long term • NW Transmission Hub concept formulated • Optimize current expansion plans from commercial as well as technical views • Open and transparent FERC Order 890 compliant planning • Improved certainty of project Phase 2 ratings expected via WECC process

  6. FERC Perspective Shelton Cannon, Director Office of Energy Market Regulation Federal Energy Regulatory Commission 6

  7. General Plan for WECC Phase 1 Coordination Ben Morris 7

  8. Objectives Coordinate the WECC Phase 1 Rating (non Simultaneous) studies for projects that meet the following criteria: Currently (or soon will be) in Phase 1 Planned submission of Comprehensive Progress Reports in Sep-Nov Agree to using a common methodology All projects involve construction in the Northwest Projects that meet such Criteria include: (list in order of presentation) West of McNary Project (BPA) I-5 Corridor Reinforcement BPA) Idaho-Northwest Project (Idaho Power and Others) Walla Walla-McNary (PacifiCorp) Hemingway-Captain Jack (PacifiCorp) Canada to Northern California Project (PG&E and Others) Canada to Northern California Project – Devil’s Gap Interconnection (Avista) Southern Crossing Project (PGE) Northern Lights Project (TransCanada) Others Coordination facilitated by the Technical Coordination Work Group 8

  9. Technical Coordination Work Group (TCWG) Group formed to Establish consistent assumptions/methods for Project Sponsors Provide feedback on the Project Sponsor study work Activities Develop consistent Assumptions, Switch Decks, Base Cases Identify and establish consistent assumptions for the analysis of Hubs Review and Comment on Project Sponsor Study Plans, Assumptions, Study Results and Comprehensive Progress Report Attend monthly meetings or conference calls through study completion Six meetings held Next meeting scheduled for August 21 Participation – Approximately 30 meeting attendees and more than 80 on the correspondence list Representatives from Phase 1 projects Other stakeholders with interest in providing feedback on technical studies 9

  10. New Transmission Projects in the Northwest Planned Operation: 2010 – 2015 10

  11. New Transmission Projects in the Northwest Planned Operation: 2010 – 2015

  12. Transmission Projects in Regional Planning and/or Phase 1 Planned Operation: 2010 – 2015 * RP = WECC Regional Planning Process Ph 1 = WECC Rating Process: Phase 1 12

  13. Project Sponsor Activities/Progress for Phase 1 • Developed Study Plan • Developed Study Assumptions • Identified the location and capacity of new incremental generation to be accessed with the proposed project • Listed Major paths to be monitored and their target flows • Identified the projects in the WECC Phase II Rating process to be modeled in the cases • Set of critical contingencies to be studied • Developed Base Cases: • Seasonal cases: • 2015 Heavy Summer (North-South Flow) • 2017 Heavy Winter (South-North Flow) • 2011 Light Spring (East-West Flow) • 2010 Light Autumn(East-West Flow) • Reviewed and adjusted Load and Generation balance as necessary 13

  14. Project Sponsor Activities/Progress Conduct Studies pre and post Project (In Progress) Power flow Transient Stability Voltage Stability Identify known interactions with existing facilities and Phase 3 projects (In Progress) Communication of Study Progress and Results (In Progress) Participate in Monthly Meetings/Teleconferences of the Phase 1 Participate in Joint Big Tent meetings 14

  15. Next Steps: Coordination of Phase 2 Studies • TCWG is the basis for the Phase 2 Project Review Group • No need to have separate review teams for individual projects • Timing • Regular monthly meetings through Phase 2 – a meeting schedule will be published in the 4th Quarter 2008 • Recognize individual projects will proceed through Phase 2 on different schedules • TCWG will function until the last project gets through Phase 2 at a minimum • Coordination Activities • Common/Similar assumptions • Interactions with other TCWG- coordinated projects in Phase 2 • TCWG is currently developing a base case with TCWG-coordinated projects 15

  16. Proposed Schedule for Coordinated Studies • Announce Phase 1 and Form Study Teams Dec 2007 – Jan 2008 • Joint Big Tent Meeting Jan 24, 2008 • Develop Assumptions (TCWG) Feb 2008 • Prepare and Finalize Project Study Plans (TCWG) Feb 2008 • Prepare Base Cases (TCWG) Mar 2008 • Pre-Project Studies (Project Sponsor) April 2008 • Joint Big Tent Meeting Jul 18, 2008 • Technical Studies on Individual Projects (Project Sponsor) May-Aug 2008 • Draft Comprehensive Progress Reports (Project Sponsor) Aug-Sep 2008 • Review Comprehensive Progress Reports (TCWG) Aug-Sep 2008 • Joint Big Tent Meeting Nov 2008 • Submit Phase 1 CPR to PCC and TSS (Project Sponsor) Sep-Nov 2008 • Phase 2 Studies (Project Sponsor and TCWG) Nov 2008 and on 16

  17. Project Presentations

  18. West of McNary Generation Integration Kyle Kohne, BPA 18

  19. Project Overview Major Project Elements Part One: Construct a new McNary – John Day 500 kV transmission line. Part Two: Construct a new 500 kV substation (“Station Z”) near Goldendale, WA, and a 500 kV line from Station Z to BPA’s Big Eddy substation near The Dalles, OR. Anticipated rating (TTC) increase: Depending on where new generation is integrated. West of McNary: 2850MW to 4500MW West of Slatt: 4100MW to 5500MW West of John Day: 2440MW to 3450MW Anticipated Operating Date: Part One: Mid 2012 Part Two: Late 2013 Project Website:http://www.columbiagrid.org/WMRP-overview.cfm 19

  20. Objectives The objectives of this project are: To enable BPA to serve point-to-point transmission requests across multiple congested east-west transmission paths along the Washington – Oregon border. It would also enable BPA to interconnect additional wind generation in Eastern Washington and Eastern Oregon. Increase system reliability to serve Portland area load. 20

  21. Update Regional Planning for the West of McNary Generation Integration Project was initiated through Columbia Grid on June 29, 2007. WECC approved the Regional Planning Compliance Report on February 8, 2008. BPA plans to initiate the WECC Phase One Rating Process in August 2008. Funds were approved to begin preliminary design and NEPA work. Some Public Involvement effort has been initiated. This project will be included in BPA’s Network Open Season (NOS) process. 21

  22. Project Implementation Schedule McNary-John Day 500-kV Project will take approximately 3.5 years from start to energization Environmental Process / Design – 0.5 years Material Procurement / Construction – Additional 3 years Big Eddy-Station Z 500-kV (includes Station Z) Project will take approximately 5 years from start to energization Environmental Process / Design – 2 years Material Procurement / Construction – Additional 3 years 22

  23. I-5 Corridor Reinforcement Anthony Radcliff, BPA 23

  24. Project Overview Major Project Elements: Construct a new 500 kV Substation near Castle Rock, WA. Develop a 500 kV yard at the existing Troutdale Substation in Troutdale, OR. Construct a new 500 kV transmission line between these substations (approximately 70 miles). Anticipated rating (TTC) increase: South of Allston: approximately 1300 MW Anticipated Operating Date: Late 2014 Project Website: http://www.columbiagrid.org/I5CRP-overview.cfm Alternate Option: Construct a new 500 kV Substation near Castle Rock, WA. Add a new 500 kV bay at the existing Pearl Substation. Construct a new 500 kV transmission line between these substations (approximately 100 miles). 24

  25. Objectives The objectives of this project are: To relieve congestion along the I-5 corridor transmission path south of Paul Substation and enable BPA to serve point-to-point transmission service requests which impact this path. To enable BPA to interconnect additional new resources which are being planned along the I-5 Corridor. Maintain reliable service to growing loads in Portland and vicinity. Reduce dependence on existing RAS while maintaining transmission system reliability. 25

  26. Update Regional Planning for the I-5 Corridor Reinforcement Project was initiated through Columbia Grid on June 29, 2007. WECC approved the Regional Planning Compliance Report on March 21, 2008. BPA plans to initiate the WECC Phase One Rating Process in August 2008. Funds were approved to begin preliminary design and NEPA work. Preliminary design work to evaluate possible corridors for routing the line. Some Public Involvement effort has been initiated. This project will be included in BPA’s Network Open Season (NOS) process. 26

  27. Project Implementation Schedule I-5 Corridor Reinforcement Project Project will take approximately 6 years from start to energization Environmental Process / Design – 3 years Material Procurement / Construction – Additional 3 years 27

  28. BPA Network Open Season Update Anders Johnson, BPA 28

  29. Objectives One of BPA’s most important strategic objectives is to ensure an adequate electric power infrastructure for the Pacific Northwest Network Open Season (NOS) is a key way to meet planning, expansion, and reliability obligations to BPA’s Network (NT) and Point-to-Point (PTP) customers This project is aimed at better managing BPA’s transmission queue and determining priorities for new transmission BPA wants to encourage new resource development, including development of renewable resources 29

  30. Overview BPA offered transmission service to all entities that requested service on BPA’s Network (excluding interties) The customer committed to purchasing transmission by signing a precedent agreement (PTSA) BPA’s commitment is contingent on providing service at embedded-cost rates and completing environmental work BPA will perform a cluster study and commercial infrastructure analysis More information is available: http://www.bpa.gov/corporate/pubs/fact%5Fsheets/08fs/Factsheet-Network_Open_Season_March_2008.pdf 30

  31. Summary of Results to Date 31

  32. Gateway West Idaho Power and PacifiCorp Joint Project Dave Angell, Idaho Power 32

  33. Project Overview Conceptual Major Project Elements Eastern Wyoming - Two AC circuits (230kV/500kV) from Windstar, near Dave Johnston, to Jim Bridger Western Wyoming – Double circuit 500 kV AC from Jim Bridger to Populus, southern Idaho Southern Idaho – Two circuits of 500 kV AC from Populus to Hemingway, near Boise Potential rating: 3000 MW Operating Date: 2012/2014 Project Website: http://www.idahopower.com/newsroom/projnews/Gateway/default.htm 33

  34. Objectives Connect resource centers to load centers (hub and spoke concept) Transmission to forecasted load growth areas Transmission to forecasted resources areas Relieve congested transmission paths Meet transmission requirements of Integrated Resource Plans (IRP) Satisfy OATT obligation for transmission service requests in excess of 1000 MW Provide transmission for generation interconnection queue 34

  35. Background Project developed through Northern Tier Transmission Group (NTTG) Fast Track Project Process Milestones: NTTG Fast Track Process 1/1/2007 – 6/1/2007 Initiated Regional Planning 7/5/2007 Completed Regional Planning 5/30/2008 Initiated Phase 1 Rating Process 2/19/2008 Complete Phase 1 Comprehensive Planning Report 8/31/2008 Initiated NEPA process for siting the lines 35

  36. Proposed Schedule 36

  37. Idaho to Northwest (Hemingway Boardman) Dave Angell, Idaho Power 37

  38. Project Overview Conceptual Major Project Elements Single 500 kV AC circuit from Hemingway, Idaho to Boardman, Oregon Potential ratings: 800 MW NW-ID 1500 MW ID-NW Project Operating Date: 2012 Project Website: http://www.idahopower.com/newsroom/projnews/hemingway_boardman/default.htm 38

  39. Objectives Meet Idaho Power Network Transmission requirements for imports from the northwest 225 MW of northwest resource import – Integrated Resource Plan Additional Network Customer load growth Satisfy OATT obligation for transmission service requests in excess of 1000 MW Connect resource centers to load centers (hub and spoke concept) Transmission to forecasted load growth areas Transmission to forecasted resources areas Relieve congested transmission path 39

  40. Background Project initiated through Idaho Power IRP Milestones: NTTG Fast Track Process 1/1/2007 – 6/1/2007 Initiated Regional Planning 7/5/2007 Completed Regional Planning 5/30/2008 Initiated Phase 1 Rating Process 2/19/2008 Complete Phase 1 Comprehensive Planning Report 8/31/2008 Initiated NEPA and OEFSC process for siting the line 40

  41. Proposed schedule 41

  42. Walla Walla to McNary/Boardman 230 kV Line Project Hemingway to Captain Jack 500 kV Line Project Tom Tjoelker - PacifiCorp 42

  43. Project Overview; Walla Walla to McNary/Boardman Conceptual Major Project Elements: Single 230 kV circuit from Walla Walla Washington to McNary/Boardman Oregon with a tie to Wallula Substation Potential bidirectional rating: 400 MW Proposed Project Operating Date: 2010 43

  44. Objectives Meet transmission requirements of PacifiCorp Integrated Resource Plans (IRP) Relieve congested transmission path Improve Wallula Area Transmission Reliability Satisfy OATI obligation for transmission service requests Provide transmission for generation interconnection queue 44

  45. Progress and Future Activities Initiated Regional Planning November 2007 Conducted regional planning meetings July 2008 Initiate Phase 1 Rating Process July 2008 Complete Regional Planning Report August 2008 Complete Phase 1 Comprehensive Planning Report September 2008 Information can be found on www.pacificorp.com/energygateway 45

  46. Project Overview: Hemingway to Captain Jack Conceptual Major Project Elements Single 500 kV circuit from Hemingway Idaho to Capt. Jack Oregon Potential east to west rating of 1500 MW, west to east rating to be determined Proposed Project Operating Date: 2014 46

  47. Objectives Meet transmission requirements of PacifiCorp Integrated Resource Plans (IRP) by increasing transmission capacity between PacifiCorp’s East and West Control Areas Relieve congested transmission paths (Idaho to Northwest) Connect resource centers to load centers (Wyoming Resources to Southern Oregon Loads) 47

  48. Progress and Future Activities Initiated Regional Planning November 2007 Conducted regional planning meetings July 2008 Initiate Phase 1 Rating Process July 2008 Complete Regional Planning Report August 2008 Complete Phase 1 Comprehensive Planning Report November 2008 Information can be found on www.pacificorp.com/energygateway 48

  49. Canada to Northern California Steve Metague, PG&E

  50. Project Overview Major Project Elements HVAC from Selkirk to Boardman area via Spokane area sub HVDC or HVAC from Boardman area to Olallie/Maupin area to Tesla/Tracy HVDC converter stations either in the Boardman area or Olallie area and Tesla/Tracy and potential third terminal in the Cottonwood area Potential Bidirectional rating: 3000 MW North to South 2000 MW South to North Project Operating Date: late 2015 Project Website: Legend: 500 kV AC AC or DC HVDC Selkirk Sub Devil’s Gap Boardman Hub Olallie/ Maupin area Cottonwood To SF Bay Area Substation http://www.pge.com/canada/ 50

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