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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

Wild Horse Wind Power Project - Wild Horse Wind and Solar Power Project - Docket:180304

Process Type Document Group(s) Document link File Date Document Set
Compliance Note to File [No group] TAC 2018 Update Report Video 07/19/2018 180304
Wild Horse Technical Advisory Committee (TAC) annual update
Compliance Notice
Horse Heaven, High Top & Ostrea, and Wautoma Solar Site Tours Notice - REVISED 11/01/2022
Compliance Notice
Notice of Public Meeting and Request for Comment - HTO CUP Criteria - CANCELLED 11/28/2022
Compliance Notice
Agenda Cancellation Notice 06/05/2018 00008
Notice of June Council Meeting Cancellation.
Compliance Notice
20111227 Whistling Ridge Special Meeting Minutes 12/27/2011 00010
Council Minutes for 2011 Council Meetings
Compliance Notice
Notice of Public Information Meeting 03/09/2021 00011
Notice for Public Informational Meeting and Land Use...
Compliance Notice
HORSE HEAVEN HILLS WIND AVISO DE REUNIÓN PÚBLICA INFORMATIVA Y AUDIENCIA DE USO CONGRUENTE DEL SUELO 03/11/2021 00011
Notice for Public Informational Meeting and Land Use...
Compliance Notice
Informational Meeting and Land Use Hearing Notice 11/17/2021 00011
Badger Mountain Informational Meeting and Land Use Hearing...
Compliance Notice
Info/Land Use Meeting Notice 06/01/2022 00013
Informational Meeting and Land Use Hearing notice
Compliance Notice
20130820 Meeting Cancellation Notice 08/20/2013 00017
Agendas for 2013 Council Meetings
Compliance Notice
20121219 Notice of Date Change 12/19/2012 00018
Agendas for 2012 Council Meetings
Compliance Notice
Notice of Proposed Rulemaking - Air Rule Update 06/03/2020 00025
EFSEC Rulemaking documents
Compliance Notice
Notice of Proposed Rulemaking 08/16/2017 00025
EFSEC Rulemaking documents
Compliance Notice
SMR Press Release 08/25/2015 00026
EFSEC Studies
Compliance Notice
EFSEC SIP Withdrawal Notice 07/30/2024 00027
Compliance Notice
Notice of Special Meeting to Receive Comments and Consider Transfer Request from Duke Energy to Grays Harbor 02/03/2005 00029
Grays Harbor Energy Transfer of Control from Duke Energy...
Compliance Notice [No group] New Website Notice 04/19/2019 00029
Courtesy notice of the new EFSEC website.
Compliance Notice
Notice of Site Tour - May 22, 2019 05/14/2019 00030
May 22, 2019 Site Tour
Compliance Notice
Notice of Site Tour - May 21, 2019 05/14/2019 00031
Kittitas Valley Wind Facility Site Tour
Compliance Notice
Special Meeting Notice 08/06/2021 00038
August 6, 2021 Special Meeting Documents
Compliance Notice [No group] Goose Prairie Public Comment Meeting Notice 09/27/2021 00041
Sept 27 2021 Public Comment Meeting
Compliance Notice
Notice 09/27/2021 00043
September 27, 2021 Public Comment Meeting Documents
Compliance Notice
Site Tour Notice, August 20, 2019 08/20/2019 00044
Notice of Site Tour of the Chehalis Generation Facility on...
Compliance Notice
Goose Prairie SCA Transfer Public Meeting Notice 03/15/2022 00050
SCA Transfer public meeting documents
Compliance Notice
CORRECTED Notice of Site Tour - June 18, 2019 06/13/2019 00051
Grays Harbor Site Tour Notice, Corrected
Compliance Notice
Title V Air Operating Permit 12/17/2019 00060
Notice for public comment of the Grays Harbor Title V Air...
Compliance Notice
NOTICE - January 14 2020 Council Meeting CANCELLED 01/14/2020 00068
CANCELLED January 14, 2020 EFSEC Council Meeting Agenda
Compliance Notice
Grays Harbor SCA Amendment Public Hearing Notice 09/16/2020 00068
Site Certification Agreement Amendment Request August 17,...
Compliance Notice
September 14, 2021 Special Meeting Notice 09/14/2021 00069
Special meeting documents
Compliance Notice
Public notice for March 17, 2020 Council Meeting 03/09/2020 00074
Monthly Council meeting agenda for March 17, 2020 and...
Compliance Notice
Air Rule Update Public Notice 06/03/2020 00083
Notice of proposed Rule making Air Rule 463-78
Compliance Notice
Notice of Special Meeting for an Amendment to the Site Certification Agreement 07/07/2023 001
Compliance Notice
Extension Request Special Meeting REVISED Notice 06/09/2023 001
Compliance Notice
Extension Request Letter 06/01/2023 001
Compliance Notice
Extension Request Special Meeting Agenda 06/09/2023 001
Compliance Notice
Second Extension Request Letter 10/10/2023 001
Compliance Notice
Third Extension Request Letter 06/11/2024 001
Compliance Notice
Informational Meeting and Land Use Hearing Notice 02/10/2023 001
Compliance Notice
Three Rivers Convention Center Map 02/10/2023 001
Compliance Notice
Land Use Hearing Notice 04/27/2023 001
Compliance Notice
Applicant Land Use Consistency Presentation 05/15/2023 001
Compliance Notice
Applicant Land Use Consistency Memo 05/15/2023 001
Compliance Notice
Informational Meeting Notice 04/25/2023 001
Compliance Notice
Extension Request Special Meeting REVISED Notice 06/09/2023 001
Compliance Notice
Extension Request Letter 06/06/2023 001
Compliance Notice
Extension Request Special Meeting Agenda 06/06/2023 001
Compliance Notice
Special Meeting Notice 04/30/2025 001
Compliance Notice
Special Meeting Site Visit Notice 04/30/2025 001
Compliance Notice
Special Meeting Agenda 05/05/2025 001
Compliance Notice
Wallula Gap Info Meeting and Land Use Hearing Notice 04/23/2024 001

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