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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

Energy Facilities

Applications under review milestones chart

Last updated 7/2024

Projects Under EFSEC Jurisdiction

Application Under Review:

Horse Heaven Wind Project (Wind)

Badger Mountain (Solar)

Wautoma (Solar)

Hop Hill (Solar)

Carriger (Solar)

Wallula Gap (Solar)

Goldeneye (BESS)

Licensed and Permitted:

Currently Operating:

Columbia Generating Station (Nuclear) 

Chehalis Generation Facility (Natural Gas) 

Wild Horse Wind Power Project (Wind) 

Grays Harbor Energy Center (Natural Gas) 

Kittitas Valley Wind Power Project (Wind) 

Columbia Solar TUUSSO (Solar) 

Under construction:

Goose Prairie Solar Project (Solar)

High Top and Ostrea (Solar)

Permitted but construction not started:

Desert Claim Wind Power Project (Wind)

Once Permitted but canceled by proponent

Sumas Energy 2 Generation Facility (Natural Gas)

Wallula Power Project (Natural Gas)

BP Cherry Point Cogeneration (Natural Gas)

Cancelled by proponent before Operating Permit Issued:

Pacific Mountain Energy Facility (IGCC)

Projects rejected by Governor:

Otherwise Discontinued:

Whistling Ridge Energy Project (Wind)

WNP 1/4