Cascade Renewable Transmission

Clark County, Klickitat County, Skamania County

Facility status

Application review

Energy type

  • Transmission
Cascade Renewable Transmission is a proposed high-voltage direct current (HVDC) electric transmission facility that would connect the existing Bonneville Power Administration (BPA) Big Eddy substation located near The Dalles, Oregon, and the existing Portland General Electric (PGE) Harborton substation located in Portland, Oregon. The cables for the proposed project would be buried underground in Oregon to the edge of the Columbia River on each end, and in the bed of the Columbia River in Oregon and Washington.

Public comments

We are accepting general comments for this facility. If you would like to submit a comment, please email, comments@efsec.wa.gov.
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Project team

Assigned site specialist
Maria Belkina

Applicant or Certificate Holder

Timeline

Application received
Dec, 2023

Facility progress

A facility goes through five different stages. Click on one of the stages before to learn more about our siting process.

Application review
In progress
Environmental review
No information
Land use and adjudication
No information
Final recommendation and governor's decision
No information
Permits and compliance
No information

Upcoming hearings and meetings

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No upcoming events.

Recent documents

See all documents for this facility
Cascade Renewable Transmission* - Application review*
Document date
Presentation
Cascade Renewable Transmission* - Application review*
Document date
Presentation
Cascade Renewable Transmission* - Application review*
Document date
Agenda
Cascade Renewable Transmission* - Application review*
Document date
Notice
Cascade Renewable Transmission* - Application review*
Document date
Notice

About Cascade Renewable Transmission

Cascade Renewable Transmission, LLC, filed a request for pre-application with EFSEC on December 20, 2023. EFSEC convened informational public hearings on February 6, 7, and 8, 2024, in each of the three Washington counties (Clark, Klickitat, and Skamania) through which the transmission line is expected to pass.

During the Pre-Application Informational Public Meeting on February 6, 2024, Cascade Renewable Transmission presented the following proposed route of the project.

Proposed route of transmission line from The Dalles, Oregon to Portland, Oregon.

Site location