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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

There are two Special Meetings for the Carriger Solar project set for May 5th and May 6th. For more information, visit the Carriger Solar webpage

EFSEC Document

Columbia Solar - TUUSSO Energy - Docket:170823

Process Type Document Group(s) Document link File Date Document Set
Compliance Letter Request for Amendment and Transfer of Site Certification Agreement Letter 07/28/2021 00254
Request for Amendment and Transfer of Site Certification...
Compliance Letter EFSEC's Recommendation to the Governor Letter 01/04/2012 02565
Governor's Recommendation for the Whistling Ridge Wind...
Compliance Letter Governor's approval letter 03/05/2012 02565
Governor's Recommendation for the Whistling Ridge Wind...
Compliance Letter SCA Transfer Request Green Diamond 03/24/2022 02571
SCA Transfer Request Green Diamond
Compliance Letter SCA Extension Request 2022 03/02/2022 02572
SCA Extension Request 2022
Compliance Letter Counsel for the Environment Appoints Bill Sherman 10/26/2017 CFE
Compliance Letter CFE Appointment letter - Megan Sallomi 07/15/2022 CFE
Compliance Letter CFE Appointment letter - Sara Reyneveld 03/16/2023 CFE
Compliance Letter CFE Appoints Yuriy Korol 03/13/2024 CFE
Compliance Letter Councilmember Sandison Resignation 10/24/2023 Correspondence
Compliance Letter Letter from Tetra Tech Ferruginous Hawk Data and Recommendations 01/20/2022 Correspondence
Compliance Letter Douglas County Appoints Jordan Giulio 01/19/2022 Council
Compliance Letter Benton County Appoints Dave Sharp 07/14/2022 Council
Compliance Letter WSDOT appoints Paul Gonseth 08/16/2022 Council
Compliance Letter Klickitat County appoints Matt Chiles 04/11/2023 Council
Compliance Letter Skagit County Board of Commissioners appoints Robby Eckroth 08/12/2024 Council
Compliance Letter Benton County Appoints Adam Fyall 04/02/2024 Council
Compliance Letter Yakima Nation Consultation Request 01/05/2023 Tribal
Compliance Map November 1, 2022 Horse Heaven Site Tour Map 11/01/2022
Compliance Map November 2, 2022 High Top and Ostrea and Wautoma Solar Site Tour Map 11/02/2022
Compliance Map SCA Amendment 2 WNP 1 and 4 Site Map (map created 1991) 04/13/2010 00018
SCA Amendment for WNP - 1 and WNP - 4 Project Site...
Compliance Map Site Visit Map 04/30/2025 001
Compliance Map Site Figures and Simulations 05/02/2025 001
Compliance Map Columbia Basin College Map - updated 08/08/2022 003
Wautoma Informational Meeting and Land Use Hearing Documents
Compliance Meeting Transcripts September 20, 2022 Council Meeting Minutes - Corrected 09/20/2022
Compliance Meeting Transcripts 20180320_Trnscrpt 03/20/2018 00002
March 20, 2018 Council Meeting in Ellensburg, transcript...
Compliance Meeting Transcripts 20180320_TrsncrptIndx 03/20/2018 00002
March 20, 2018 Council Meeting in Ellensburg, transcript...
Compliance Meeting Transcripts Council Meeting Transcript 08/21/2018 00017
August 21, 2018 Monthly council meeting transcript
Compliance Meeting Transcripts Transcript 09/18/2018 00022
Verbatim Transcript of Monthly Council Meeting September 18...
Compliance Meeting Transcripts May 21, 2019 Council Meeting Minutes 05/21/2019 00022
2019 Council Meeting Minutes
Compliance Meeting Transcripts Transcript 10/16/2018 00025
Amended Verbatim Transcript of October 16, 2018 Council...
Compliance Meeting Transcripts 20181113_Transcript 11/13/2018 00034
Monthly Council Meeting Minutes for November 13, 2018.
Compliance Meeting Transcripts June 18, 2019 Council Meeting Minutes 06/18/2019 00040
June 18, 2019 Approved EFSEC Monthly Council Meeting Minutes
Compliance Meeting Transcripts October 15, 2019 Monthly Council Meeting Minutes, with corrections 10/15/2019 00057
October 15, 2019 Monthly Council Meeting Transcript -...
Compliance Meeting Transcripts September 17, 2019 Monthly Council Meeting Minutes 09/17/2019 00058
September 17, 2019 Monthly Council Meeting Transcript
Compliance Meeting Transcripts May 19, 2020 Monthly Council Meeting Minutes 05/19/2020 00086
Minutes for the May 19, 2020 EFSEC Monthly Council Meeting
Compliance Meeting Transcripts Transcript 10/16/2018 00124
Amended Verbatim Transcript of October 16, 2018 Council...
Compliance Meeting Transcripts [No group] Novemeber 2018 Council Meeting Transcript Action Item 11/13/2018 00137
Monthly Council Meeting Minutes for November 13, 2018.
Compliance Meeting Transcripts March 15, 2022 Meeting Minutes - Corrected 03/15/2022 00177
March 15, 2022 Council Meeting Minutes Corrected
Compliance Meeting Transcripts March 15, 2022 Goose Prairie SCA Transfer Public Comment Hearing Minutes 03/15/2022 00178
March 15, 2022 Goose Prairie SCA Transfer Public Comment...
Compliance Meeting Transcripts April 19, 2022 Meeting Minutes - Corrected 04/19/2022 00181
April 19, 2022 Council Minutes Corrected
Compliance Meeting Transcripts May 17, 2022 Council Minutes - Corrected 05/17/2022 00186
May 17, 2022 Council Minutes Corrected
Compliance Meeting Transcripts June 1, 2022 High Top and Ostrea Informational Meeting Minutes - Corrected 06/01/2022 00187
June 1, 2022 High Top and Ostrea Informational Meeting...
Compliance Meeting Transcripts June 1, 2022 High Top and Ostrea Land Use Hearing Minutes - Corrected 06/01/2022 00188
June 1, 2022 High Top and Ostrea Land Use Hearing Minutes...
Compliance Meeting Transcripts June 21, 2022 Council Meeting Minutes - Corrected 06/21/2022 00189
June 21, 2022 Council Meeting Minutes - Corrected
Compliance Meeting Transcripts July 19, 2022 Council Meeting Minutes - Corrected 07/19/2022 00194
July 19, 2022 Council Meeting Minutes - Corrected
Compliance Meeting Transcripts August 8, 2022 Wautoma Solar Informational Meeting and Land Use Hearing Minutes - Corrected 08/08/2022 00198
Compliance Meeting Transcripts August 16, 2022 Council Meeting Minutes - Corrected 08/16/2022 00199
Compliance Memorandum Land Use Consistency Legal Memorandum 11/16/2021 00013
Informational Meeting and Land Use Hearing Documents
Compliance Memorandum Staff Memo 11/07/2018 00125
Site Certification Agreement Amendment 1, November 13, 2018

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