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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

EFSEC Document Search

Filter documents by Facility or Post Date.
Format: 06/19/2025
Format: 06/19/2025
Document Group Document Name File Datesort descending
Grays Harbor Energy Center 2020 Q1 CT1 Excess Emissions Unknown
Grays Harbor Energy Center 2020 Q2 CT2 Daily Unknown
Goose Prairie Solar 20210205_DAHP_ReviewASCsectionsChecklist_Hanson Unknown
Columbia Solar Appendix J-4 Unknown
Columbia Solar Land Use Speaker #2 Unknown
Grays Harbor Energy Center 2020 Q1 CT2 Heat Input Unknown
Grays Harbor Energy Center Transmittal 339-Overton-2020Q1-EDR-20200413 Unknown
Chehalis Generation Facility 2020 Q1 R3.k-n QA report Unknown
Columbia Solar Appendix G-3 Unknown
Columbia Solar Appendix K-2 Unknown
Columbia Solar 20210421_APP_Draft_AvianPP_ Unknown
Grays Harbor Energy Center 20190125_GH_2018_Q4_Diesel_Generator Unknown
Grays Harbor Energy Center Transmittal 348-Overton-2020Q2-EDR-20200720 Unknown
Grays Harbor Energy Center 2021.08.18 Report to E. Pace_Crux_Outfall Inspection Unknown
Chehalis Generation Facility EM_Feedback_Report_55662_CT1_20203_20201028 Unknown
Columbia Solar Appendix H-4 Unknown
Columbia Solar Tuusso Land Use Memo Cover Letter Unknown
Columbia Solar 20170912_YakamaCulturalAssessment Unknown
Grays Harbor Energy Center 2020 Q1 CT1 Daily Unknown
Grays Harbor Energy Center 2020 Q1 CT2 Monthly Unknown

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