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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 has been an extension to comment on the Draft PEIS until May 15th. If you would like to submit a comment visit our comment database: https://comments.efsec.wa.gov

EFSEC Document Search

Filter documents by Facility or Post Date.
Format: 06/13/2025
Format: 06/13/2025
Document Group Document Namesort descending File Date
Horse Heaven Wind Farm Extension Request Submitted and Withdrawn 03/20/2023
Tesoro Savage Fact Sheet 11/24/2015
Kittitas Valley Wind Power Project Fact Sheet 12/12/2003
Horse Heaven Wind Farm Fact sheet 12/16/2022
Grays Harbor Energy Center Fact Sheet 12/08/2020
Horse Heaven Wind Farm Fact Sheet - Final EIS 10/31/2023
Grays Harbor Energy Center Fact Sheet for Amendment 4 07/17/2018
Kittitas Valley Wind Power Project Factsheet 02/07/2007
Desert Claim Fall 2012 Post Construction Monitoring Update 09/17/2013
EFSEC general documents February 11, 2020 Council Packet 02/11/2020
EFSEC general documents February 11, 2020 Monthly Council Meeting Agenda 02/11/2020
EFSEC general documents February 11, 2020 Monthly Council Meeting Minutes 02/11/2020
EFSEC general documents February 11, 2020 Monthly Council Meeting Video 02/11/2020
EFSEC general documents February 15, 2022 Council Meeting Agenda 02/15/2022
EFSEC general documents February 15, 2022 Council Meeting Packet 02/15/2022
EFSEC general documents February 15, 2022 Meeting Minutes - Corrected 02/15/2022
EFSEC general documents February 15, 2023 Council Meeting Agenda REVISED 02/15/2023
EFSEC general documents February 15, 2023 Council Meeting Minutes - Corrected 02/15/2023
EFSEC general documents February 15, 2023 Council Meeting Packet 02/15/2023
EFSEC general documents February 16, 2021 Council Meeting Agenda 02/16/2021

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