columbiagrid update wecc ppc june 11, 2010 1. 2 biennial plan update approved by the columbiagrid...
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ColumbiaGrid Update
WECC PPCJune 11, 2010
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2
Biennial Plan Update Approved by the
ColumbiaGrid Board of Directors on
February 17, 2010
Updated Information
on Major
Regional Projects
Historical Usage Information
Northwest to British Columbia
2010 Transmission System Assessment
• Assessments are completed each year• The 2010 Assessment will be complete in July
– Summer and winter conditions– 5 and 10 years into the future– Problems identified can be addressed by the
transmission owners or through ColumbiaGrid Study Teams
• Transmission owners are also using the assessment to help demonstrate compliance with NERC Reliability Standards
Northwest Area Coordinator
• ColumbiaGrid officially began performing this function for the Northwest area on March 5, 2010– Previously performed by BPA
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• Mid Columbia Area– Transmission expansion plan complete– Working out cost allocation
• Puget Sound Area– Transmission expansion plan nearing completion– Five projects
• Wind Integration Study Team– Joint with NTTG– Two Efforts
• Dynamic scheduling technical limits• Remote versus local generation
• Cross Cascades Area– New study team formed
Other Planning Activities
Middle Columbia Area Preferred Plan
Puget Sound Area Preliminary Plan
Cross Cascades Study Team