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​2021 Planning Cycle
Transmission Services conducts system planning meetings in accordance with its Open Access Transmission Tariff Attachment K. These meetings provide customers and interested parties the opportunity to discuss and provide input to the studies and development of the plans of service.
This page provides information about the Transmission Services Attachment K process including notifications of meetings, results of planning studies, plans of service and other reference information. To request participation in the Planning Process, complete and email the Participation Request form.
BPA Transmission Plan 2019-2020 Project Comparison List

Economic Studies
To request an Economic Study, fill out the Economic Study Request Form.   

Reference Information