NSP System: 10-Year Transmission Plan / 20-Year ... - Xcel Energy

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Proposed Transmission ProjectsZone 4: Sioux Falls Area• Sioux Falls is the largestload center in this area.• Close proximity to theBuffalo Ridge area.• Wind generation is heavilylocated around this area.• Issues• Expansion of medicalcampus planned incentral and west SiouxFalls• Large amounts of windgeneration potential westof the city.• At western edge of NSPSystem/MISO
Proposed Transmission ProjectsZone 4: Sioux Falls Area (2010-2014)# Project Comments ISD Drivers1 New 115 kVLawrencesubstation2 New 115 kVsubstation called“Falls”3 West Sioux Falls –Falls – Lawrence69 kV LineConversion to 115kVConvert existing Lawrence115/69/34.5 kV substationto 115/34.5 kV, breakerand a half configurationBuild new Falls substationto replace existing SiouxFalls substation andconvert from 69/13.8 kV to115/13.8 kVConvert existing WestSioux Falls – Sioux Falls –Lawrence 69 kV line to115 kV (959/TW ACSS)and minimal substationtermination work at WestSioux Falls2014 Reliability2014 Reliability2014 ReliabilityNote: Project scope andtiming subject to change
Page 1 and 2: NSP System:10-YearTransmission Plan
Page 3: Executive Summary• 10-Year Transm
Page 6 and 7: Key Messages• 10-Year Plan• New
Page 8 and 9: Major Changes from 2010• Corridor
Page 10 and 11: NERC 2011 Long-Term ReliabilityAsse
Page 12 and 13: NSP Transmission System• NSP’s
Page 14 and 15: MISO Service Territory
Page 16 and 17: Planning Principles• Principles
Page 18 and 19: Generation InterconnectionPlanning
Page 20 and 21: Regional Planning Process
Page 22 and 23: Economic Planning• NSP reviews st
Page 24 and 25: MISO Top CongestedFlowgates
Page 26 and 27: 2011 Planning Process CalendarJan F
Page 28 and 29: Planning CriteriaDynamic Stability
Page 30 and 31: 2011Historic Load Growth (NSP Nativ
Page 32 and 33: DriverState Renewable Generation Po
Page 34 and 35: DriverNational Renewable PolicyMidw
Page 36 and 37: CAPX2020Group 1 ProjectsNearly 700
Page 38 and 39: NSP CORE10-Year Transmission Plan
Page 40 and 41: Proposed Transmission ProjectsZone
Page 46 and 47: Potential Transmission ProjectsZone
Page 66 and 67: Fargo Area• The largest loads in
Page 68 and 69: 20-Year Scenario Assessment
Page 70 and 71: 20-Year Scenario AssessmentAnalysis
Page 72 and 73: 2009 Bridge Study Strategic Vision:
Page 74 and 75: 2009 Bridge Study Strategic Vision
Page 76 and 77: Regional
Page 78 and 79: Transmission OverlayProposals• Va
Page 80 and 81: RGOS (MISO) Study Scope• Develop
Page 82 and 83: * MISO RGOS Phase I Study15 GW Scen
Page 84 and 85: * MISO RGOS Phase I Study25 GW Scen
Page 86 and 87: Green Power Express Proposal* ITC
Page 88 and 89: (The Strategic Midwest Area Transmi

NSP System: 10-Year Transmission Plan / 20-Year ... - Xcel Energy

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