The TSR Study and Expansion Process (TSEP) is BPA’s process to manage and respond to long-term firm transmission requests on the BPA network. TSEP was formerly known as Network Open Season (NOS).
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To request previously posted materials, send an email to email@example.com with your name, company, and email address. TSEP DocumentsAdvance Notice of 2019 Cluster Study and Information on Timeline and Eligibility for Participation (Posted 7/16/18)2016 Cluster Study Results Overview (Posted 6/14/17)Notice of Extension of 2016 Cluster Study (01/30/2017)Notice of 2016 Cluster Study Decision (6/30/2016)Advance Notice of 2016 Cluster Study and Information on Timeline and Eligibility for Participation (5/17/16)Common DocumentsTSEP Business Practice TSEP Process Design (05/17/16)NT Data Exhibit (06/01/16)PTP Data Exhibit (06/01/16) Related LinksBusiness Practices Open Access Transmission Tariff Transmission Project Page ATC Methodology