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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 Search

Filter documents by Facility or Post Date.
Format: 04/28/2025
Format: 04/28/2025
Document Group Document Name File Datesort descending
Horse Heaven Wind Farm Updated ASC Redline Appendix O - Acoustic Modeling Results by Noise Sensitive Receptor 12/01/2022
Horse Heaven Wind Farm Updated Application for Site Certification (ASC) Redline 12/01/2022
Horse Heaven Wind Farm Updated ASC Redline Appendix A - Decommissioning Plan 12/01/2022
High Top and Ostrea Solar Project EFSEC response to Yakima County Commissioners 12/05/2022
Horse Heaven Wind Farm General comments 0459 - 0472 12/08/2022
Horse Heaven Wind Farm Order Commencing Adjudication 12/15/2022
Horse Heaven Wind Farm Appendix 3.8-1 Land and Shoreline Use Consistency Analysis 12/16/2022
Horse Heaven Wind Farm Chapter 5 - Cumulative Impacts 12/16/2022
Horse Heaven Wind Farm Appendix 3.10-1 Sky Glow Information and Comparisons 12/16/2022
Horse Heaven Wind Farm Chapter 6 - References 12/16/2022
Horse Heaven Wind Farm Appendix 3.16-1 Horse Heaven Wind Farms Proximity to Other Environmental Stressors 12/16/2022
Horse Heaven Wind Farm Chapter 7 - List of Preparers 12/16/2022
Horse Heaven Wind Farm Appendix 4.3-1 Emission Calculations 12/16/2022
Horse Heaven Wind Farm Chapter 8 - Glossary 12/16/2022
Horse Heaven Wind Farm Appendix 4.6-1 GAL 2022 Wind Turbine Wildlife Collision Risk Assessment 12/16/2022
Horse Heaven Wind Farm Chapter 9 - Distribution 12/16/2022
Horse Heaven Wind Farm Appendix 4.10-1 Glare Analysis Inputs and Assumptions 12/16/2022
Horse Heaven Wind Farm Public Notice 12/16/2022
Horse Heaven Wind Farm Cover Letter 12/16/2022
Horse Heaven Wind Farm Appendix 4.11-1 Inputs for Noise Modeling Assessment 12/16/2022

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