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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.  

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

Chehalis Generation Facility / Permits

Chehalis Generation Facility - PacifiCorp - Docket:180303

Process Type Document Group(s) Document link File Date Document Set
Permits Amendment
Amendment 1 Notice of Construction and Prevention of Significant Deterioration Final Approval 04/10/2001 00023
Permits for the Chehalis Generation Facility
Permits Documents [No group] STATE OF WASHINGTON 00071
2021 Draft TitleV Air Operating Permit
Permits Documents [No group] 2021-09-01 Chehalis Power - DRAFT Chehalis Basis Rev 3 00071
2021 Draft TitleV Air Operating Permit
Permits Notice
Notice of Public Comment 09/22/2021 00071
2021 Draft TitleV Air Operating Permit
Permits Permit
Title V Air Operating Permit 12/29/2016 00023
Permits for the Chehalis Generation Facility
Permits Permit
2021 Draft Title V Air Operating Permit Basis 09/01/2021 00071
2021 Draft TitleV Air Operating Permit
Permits Permit
2021 Draft Title V Air Operating Permit 09/01/2021 00071
2021 Draft TitleV Air Operating Permit
Permits Permit
2021 Draft Title V AOP 09/22/2021 00071
2021 Draft TitleV Air Operating Permit
Permits Permit
Draft Air Operating Permit Basis 09/01/2021 00072
Air Operating Permit Revision 3 Draft
Permits Permit
Draft Air Operating Permit Revision 3 09/01/2021 00072
Air Operating Permit Revision 3 Draft
Permits Permit
CGF Title V Air Operating Permit Basis Statement 01/06/2022 00073
Title V Air Operating Permit
Permits Permit
CGF Title V Air Operating Permit - Signed 01/06/2022 00073
Title V Air Operating Permit