SunZia Project Description

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SunZia Project Description

• Proposed 500kV transmission lines with strategic
  interconnections for export to Western markets
• Product of past Southwest Area Transmission
  (SWAT) planning
• The SunZia transmission route will connect New
  Mexico with Arizona 350 miles
• Right-of-way applied for will permit up to two,
  500kV (AC) lines
• Ultimate transfer capacity 3,000 megawatts (MW)

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Project Overview
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Project Activities

• Conducted feasibility studies
• Studied power-flow interconnections/potential
  impacts
• Performed preliminary route screening
• Developed regulatory support
• Conducted Open Season for participation
• Initiated WECC project rating process

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Access to Renewables
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SunZia Preliminary Study Corridor
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Project Schedule

• Estimated Project Completion Dates
• Phase 0 Development Activity
• Initiate 06/2006
• Complete 12/2007
• Phase 1 Siting and Permitting (2
  states, 7 counties)
• Initiate 01/2008
• Complete 12/2011
• Phase 2 Design and Construction
• Initiate 07/2009
• Complete 12/2013

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Website

• www.SunZia.net