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The Draft Transmission Programmatic Environmental Impact Statement (EIS) was released on March 31, 2025. To review the document visit the Transmission PEIS webpage.
There will be two public comment meetings for the PEIS following the info meeting that was held on April 8th, 2025. The comment meetings will be on April 22nd and April 24th starting at 5pm PST. The April 8th meeting recording and information on how to join the comment meetings are on the PEIS webpage linked above. 

The Carriger Solar MDNS is available for comment April 7 through April 20 11:59 pm 

If you would like to submit a comment for either visit our comment database: https://comments.efsec.wa.gov/

EFSEC Document Set

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Columbia Solar - TUUSSO Energy

Application

Yakama Nation Cultural Resources Assessment of Tuusso Energy's Columbia Solar Project 9/7/17.

File Datesort descending Document Process Type
20170912_YakamaCulturalAssessment Application Letter
12/03/2013 EF-131590 Scoping Cmnts 951-1000 Comment
04/19/2019 Notice Permits Notice
04/23/2019 Proof of Service Permits Documents
08/15/2019 August 20, 2019 Monthly Council Meeting Agenda - Revised Compliance Agenda
05/27/2021 Data Request 1 letter SEPA Letter
05/27/2021 Data Request 1 table SEPA Documents
06/22/2021 Revised Application for Site Certification Application Application
07/01/2021 Data Request 1 Response SEPA Response
09/10/2021 Data Request Aesthetics Panoramas SEPA Documents
09/13/2021 Habitat Field Survey Data Request No.1 SEPA Documents
09/27/2021 Notice Compliance Notice
09/27/2021 Agenda Compliance Agenda
09/27/2021 Goose Prairie Presentation Compliance Presentation