Western DSW Planning Stakeholder Meeting (Western OATT Attachment P) June 9, 2011
Agenda: 1. Welcome and Introductions of Attendees 2. Planning Process 3. Interconnection Requests 4. Comments/questions 5. Next meeting Review Western Current Study Plan Updates on Results and Planned Projects
Meeting Purpose Increase Western s understanding of customers forecast needs for Western ss transmission system Inform customers on Western s transmission system planning process and provide opportunity for comment Review transmission plans Adhere to the mandates of the Federal Energy Regulatory Commission Order No. 890
Planning Process Types of Studies Performed Sub-regional Coordination Ten Year Capital Program
Types of Planning Studies Reliability Studies Interconnection Requests Economic Planning Studies
Data Submittal Requirements Ten year projected network load and resourcesrces Data to be submitted by others: Generator additions, upgrades, retirements Existing/planned demand response resources Point-to-point customers need for service projections Customers accurate ten year needs essential
NERC/WECC Reliability Studies TPL-001 and TPL-002 Thermal and post transient stability study all ten year base cases Summer peak & off peak (Winter load) cases Transient stability studies five and ten year out base case TPL-003 and TPL-004 Thermal, transient stability, and post transient stability study using a five and ten year out base case Summer peak & off peak (Winter load) cases
Sub-regional Coordination WestConnect Southwest Area Transmission (SWAT ) Colorado River Transmission (CRT) Central Arizona Transmission (CATS) Southeastern Arizona Transmission Study (SATS) Cochise County Study Group (CCSG) SATS-Northwest Study Group (SATS-NW) Short Circuit Working Group (SCWG) Eldorado Valley Study Group (EVSG) Western DSW customer meetings Continuous coordination with Arizona utilities
EVSG California CRT Devers CATS Nevada SWAT Crystal Mark et Mead Place McCullough Palo Verde Hub North Gila SWAT FOOTPRINT Arizona Perkins Utah Glen Canyon Moenkopi Navajo Cholla W W Pinnacle Rudd Peak Liberty Browning Kyrene Saguaro South SATS Silver King Coronado Greenlee Winchester Tortolita Shiprock Four Corners McKinley Springerville San Juan West Mesa Colorado Ojo Taos Norton BA Sandia New Mexico Amrad Hidalgo Luna Afton Arroyo SWAT Southwest Area Transmission CRT Colorado River Transmission 500kV CATS Central Arizona Transmission Study 345kV SATS Southeast Arizona Transmission Study NM New Mexico Transmission EVSG Eldorado Valley Study Group Vail Diablo Newman Blackwater Artesia Caliente NM
2011 Ten Year Capital Program DSW Ten Year Plan: http://www.wapa.gov/dsw/ten_year_capital_program/ten_year_cp.htm Utility Ten Year Plans: http://westconnect.com/filestorage/westconnect_2011_planning_final_report_041511
South of Phoenix System
Proposed Transmission Line Upgrades 2014 ED2 to ED4 SOUTH OF PHOENIX Casa Grande to Empire ED5 to Empire ED4 to ED5 2015 ED5 to Saguaro #1 & #2 2017 Coolidge to Oracle 2019 Saguaro to Tucson 2020 Tucson to Apache Saguaro to Oracle
Additional System Upgrades
Proposed Transmission Line Upgrades Additional System Upgrades 2011 Buckskin ki Planet Tap 2013 Davis Kingman Tap 2020 Mead Henderson No. 2 2020 Blythe Headgate
Proposed Transmission Line Upgrades South of Parker System Has been moved out of fthe ten year window of fthe Ten Year Capital Program due to potential alternative funding Depending on the outcome of alternative funding sources, the South of Parker line upgrades could be reinstated in the Ten Year Capital Program
Interconnection Requests Generation Interconnection requests WALC COASIS SScontains Generation Interconnection Queue www.oatioasis.com/walc/index.html 9 Solar Projects ~ 2800 MW 6 Wind Projects ~ 1700 MW 1 Other (Coal, NG, etc.) ~ 575 MW 45 Transmission Service Requests Currently no Economic Study Requests
Interconnection Requests
Interconnection Requests
Interconnection Requests
Opportunity for Comment on Any Aspect of Western DSW s Transmission Planning Process
Points of Contact Mike McElhany Transmission Business Unit Manager Telephone: (602) 605-2774 Email: McElhany@wapa.gov Mike Olson Transmission Planning Manager Telephone: (602) 605-2617 Email: Olson@wapa.gov
Next Stakeholder Meeting Same location Western Area Power Administration i ti Desert Southwest Region 615 S. 43 rd Avenue P.O. Box 6457 Phoenix, AZ 85005-6457 Date: December, 2011