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.

The Carriger Solar Draft Order #899 is available for comment April 29th through May 1st 11:59 pm. You can see the Draft Order under the "Orders" header towards the bottom of the Carriger Solar webpage.

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.

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

Horse Heaven Wind Farm / Application / docGroup / Updated and Supplemental Reports to the ASC

Horse Heaven Wind Farm - Horse Heaven Wind Farm - Docket:210011

Process	Type	Document Group(s)	Document link	File Date	Document Set
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix I Wetland Amendment: Wetlands and Other Waters Delineation August 12, 2021	08/12/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix O: Acoustic Modeling Results by Noise Sensitive Receptor Update November 02, 2021	11/02/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix O Figure 4.1.1-2 Operational Recieved Sound Levels November 23, 2021	11/23/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix O Figure 4.1.1-3 Operational Recieved Sound Levels November 23, 2021	11/23/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix O Figure 4.1.1-4 Operational Recieved Sound Levels November 23, 2021	11/23/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix O Figure 4.1.1-5 Operational Recieved Sound Levels November 23,2021	11/23/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix O Acoustic Model Sound Source Input Data November 2021	11/24/2021	00050 Updated and Supplemental Reports to the ASC
Application	Documents	Updated and Supplemental Reports to the ASC	Appendix I Wetland Report Photos: Wetlands and Other Waters Delineation August 12, 2021	08/12/2021	00050 Updated and Supplemental Reports to the ASC
Application	Response	Updated and Supplemental Reports to the ASC	2021 Botany and Habitat Survey Report – August 2021	09/10/2021	00050 Updated and Supplemental Reports to the ASC

EFSEC - The State of Washington Energy Facility Site Evaluation Council

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Horse Heaven Wind Farm / Application / docGroup / Updated and Supplemental Reports to the ASC

Horse Heaven Wind Farm - Horse Heaven Wind Farm - Docket:210011