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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. 

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

EFSEC Document Set

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Horse Heaven Wind Farm - Horse Heaven Wind Farm

Adjudication

File Datesort descending Document Process Type
08/25/2023 EXH-5500_T Pre-filed testimony Richard Simon Adjudication Exhibit
08/25/2023 EXH-3002_R Don McIvor Cumulative Effect to Birds, Bats and Land Cover Adjudication Exhibit
08/25/2023 EXH-3013_R Don McIvor Population Viability Ferruginous Hawk Adjudication Exhibit
08/25/2023 EXH-5501_Revised Pre-filed testimony Richard Simon Adjudication Exhibit
08/25/2023 EXH-3003_R Don McIvor Assessing Fatality Minimization for Bats Adjudication Exhibit
08/25/2023 EXH-3014_R Don McIvor Appendix L Habitat Mitigation Plan Adjudication Exhibit
08/25/2023 EXH-5502_T Revised Pre-filed testimony Richard Simon Curriculum Vitae Adjudication Exhibit
08/25/2023 EXH-3004_R Don McIvor Hoary Bat Adjudication Exhibit
08/25/2023 EXH-3015_R Don McIvor Movements and Mortality of Ferruginous Hawks Adjudication Exhibit
08/25/2023 EXH-5503_R Pre-filed testimony Richard Simon Rebuttal Adjudication Exhibit
08/25/2023 EXH-3005_R Don McIvor Fatalities at Wind turbines for bats Adjudication Exhibit
08/25/2023 EXH-3016_R Don McIvor Supplemental Responsive Testimony of Don McIvor Adjudication Exhibit
08/25/2023 EXH-5602_T Pre-filed testimony Pam Minelli Adjudication Exhibit
08/25/2023 EXH-3006_R Don Appendix M Bird and Bat Conservation Strategy Adjudication Exhibit
08/25/2023 EXH-4007_T Redacted Pre-filed Direct Testimony of Caseymac Wallahee Adjudication Exhibit
08/25/2023 EXH-5623_T Pre-filed testimony Ronne Fletcher Adjudication Exhibit
08/25/2023 EXH-3007_R Don McIvor Bat Mortality at Wind Turbines Adjudication Exhibit
08/25/2023 EXH-4017_X Erik Jansen WDFW 2009 Wind Power Guidelines Adjudication Exhibit
08/25/2023 EXH-3008_R Don McIvor Wind Turbine Interactions with Wildlife and Their Habitats Adjudication Exhibit
08/25/2023 EXH-5000_T Pre-filed testimony J. Richard Aramuru Adjudication Exhibit
08/25/2023 EXH-3009 Don McIvor Bats and Wind Energy White Paper Adjudication Exhibit
08/25/2023 EXH-5001_T Revised8 Pre-filed testimony J. Richard Aramuru Adjudication Exhibit
08/25/2023 EXH-2002 Exhibit A Greg Wendt Adjudication Exhibit
08/25/2023 EXH-3010_R Don McIvor A smart Curtailment for Reducing Bat Fatalities Adjudication Exhibit
08/25/2023 EXH-5002_T Pre-filed testimony J. Richard Aramburu Adjudication Exhibit
08/25/2023 EXH-1058_X Selected Portions of the 2017 Benton Co. Comprehensive Plan (Updated 2020) Adjudication Exhibit
08/25/2023 EXH-3011_R Don McIvor Periodic Status Review for the Ferruginous Hawk Adjudication Exhibit
08/25/2023 EXH-5500_T Pre-filed testimony Richard Simon Adjudication Exhibit
09/07/2023 EXH-1065_S - Supplemental Testimony of Brynn Guthrie on Behalf of Scout Clean Energy Adjudication Exhibit
09/07/2023 EXH-1064 - Supplemental Testimony of Dave Kobus on Behalf of Scout Clean Energy Adjudication Exhibit
09/07/2023 EXH-5912_S - Supplemental Testimony of Benton County Fire Chief Lonnie E. Click in Response to Questions from Chair Drew Adjudication Exhibit
09/21/2023 EXH-5302_T-RECON - Pre-Filed Testimony of TCC Witness Paul Krupin Adjudication Exhibit
09/21/2023 EXH-5305_R - TCC Witness Paul Krupin Response to Rebuttal of Brynne Guthrie, Leslie McLain, and Greg Poulos Adjudication Exhibit
09/21/2023 EXH-5402_T-RECON - Pre-Filed Testimony of TCC Witness David Sharp Adjudication Exhibit
09/21/2023 EXH-5404_RECON - TCC Pre-Filed Rebuttal Testimony: David Sharp Rebuttal of Greg Poulos Testimony Adjudication Exhibit
09/21/2023 EXH-5911_RECON - Supplemental Testimony of TCC Witness Dennis Bates Adjudication Exhibit
09/21/2023 EXH-1065_S_REVISED - Supplemental Testimony of Brynn Guthrie on Behalf of Scout Clean Energy Adjudication Exhibit
09/21/2023 EXH-5301_T-RECON - Pre-Filed Testimony of TCC Witness Paul Krupin Adjudication Exhibit
09/28/2023 EXH-5303_T - Pre-Filed Direct Testimony of TCC Witness Paul Krupin Adjudication Exhibit
09/28/2023 EXH-5900_R - Pre-Filed Testimony of TCC Witness Richard Hagar Adjudication Exhibit

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