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Oregon Department of Energy

Carty Generating Station

The Carty Generating Station is an operational 450 megawatt (MW) energy generating facility consisting of a 450 MW combined-cycle natural gas-fueled electric generating power plant. The facility is located within an overall site boundary of approximately 4,997 acres.

Under Review/Operating​

On February 16, 2024 the Department received Preliminary Request for Amendment 4. In the Preliminary Request for Amendment 4 (pRFA4), the certificate holder requests Council approval to amend the site boundary, add a 200 MW solar power generation facility on up to 860 acres within a 902-acre micrositing corridor, add related and supporting facilities including 200 MW of battery storage, and amend site certificate conditions. On October 29, 2026, the Department received a complete RFA4.

On October 30, 2026, the Department issued a Proposed Order on RFA4. On the same day, the Department issued a  Public Notice of a Public Comment Period extending from October 30,2026 thru December 14, 2026, and of a November 19, 2026 Public Hearing on the amendment request and Proposed Order. Details on how to submit comments and participate in the Public Hearing are in the Public Notice. These materials are available on under the Project Amendment Timeline below. ​

Gilliam and Morrow counties. PDF Map | Online Map
Applicant/Certificate holder: Portland General Electric Company
ODOE contact: Chase McVeigh-Walker
Applicant/Certificate holder contact: Lenna Cope



Project Amendment(s)

Name
  
Description
Date
  
Link
  
Preliminary Request for Amendment 4 (pRFA4)

​Exhibits A-F
Exhibits G​-O
Exhibits P-DD​



​

2/16/2024/energy/facilities/Facilities%20library/2024-02-16-CGSAMD4Doc2-pRFA4-No-Exhibits.pdf
Public Notice on pRFA4
2/28/2024/energy/facilities/Facilities%20library/2024-02-28-CGSAMD4-pRFA4-Public%20Notice.pdf
Complete Request for Amendment 4 (RFA4)

10/29/2026
Public Notice of RFA4, Proposed Order, Public Comment Period and Public Hearing
10/30/2026/energy/facilities/Facilities%20library/CGSAMD4-Public-Notice-of-RFA-Proposed-Order-and-Hearing-2026-10-30.pdf
Proposed Order on RFA4
10/30/2026/energy/facilities/Facilities%20library/2026-10-30-CGSAMD4-Proposed-Order-on-RFA4-w-Attach.pdf



Project Timeline

Milestone
  
Additional Documents
Display Date
  
Link
  
Name
  
Name
  
<div style='text-align:left !important'>Preliminary Application Received</div>
01/05/2010Preliminary Application ReceivedPreliminary Application Received
<div style='text-align:left !important'>Complete Application</div>

Exhibits A-F
Exhibits G-N
Exhibits O-V
Exhibits W-DD

​
05/10/2011Complete ApplicationComplete Application
<div style='text-align:left !important'><a href='../Facilities%20library/CGS_final_order_062912.pdf'>Final Order</a></div>
06/29/2012../Facilities%20library/CGS_final_order_062912.pdfFinal OrderFinal Order
<div style='text-align:left !important'><a href='../Facilities%20library/CGS_site_certificate_070212.pdf'>Site Certificate</a></div>
07/02/2012../Facilities%20library/CGS_site_certificate_070212.pdfSite CertificateSite Certificate
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2017-06-14-CGS-CRD1.pdf'>Change Request Determination 1</a></div>
06/14/2017/energy/facilities/Facilities%20library/2017-06-14-CGS-CRD1.pdfChange Request Determination 1Change Request Determination 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2018-02-21-CGS-Request-AMD1.pdf'>Request for Amendment 1</a></div>
02/22/2018/energy/facilities/Facilities%20library/2018-02-21-CGS-Request-AMD1.pdfRequest for Amendment 1Request for Amendment 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2018-12-14-CGS-AMD1-Final-Order-AMD1.pdf'>Final Order on Amendment 1</a></div>
12/14/2018/energy/facilities/Facilities%20library/2018-12-14-CGS-AMD1-Final-Order-AMD1.pdfFinal Order on Amendment 1Final Order on Amendment 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2018-12-14-CGS-AMD1-Amended-Site-Certificate.pdf'>Site Certificate on Amendment 1</a></div>
12/14/2018/energy/facilities/Facilities%20library/2018-12-14-CGS-AMD1-Amended-Site-Certificate.pdfSite Certificate on Amendment 1Site Certificate on Amendment 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2020-10-02-CGS-AMD2-Complete.pdf'>Complete Request for Amendment 2</a></div>
10/02/2020/energy/facilities/Facilities%20library/2020-10-02-CGS-AMD2-Complete.pdfComplete Request for Amendment 2Complete Request for Amendment 2
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2020-11-19-CGS-AMD2-SIGNED-Final-Order.pdf'>Final Order on Amendment 2</a></div>
11/19/2020/energy/facilities/Facilities%20library/2020-11-19-CGS-AMD2-SIGNED-Final-Order.pdfFinal Order on Amendment 2Final Order on Amendment 2
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2020-11-19-CGS-AMD2-SIGNED-Second-Amended-Site-Certificate-Attachment-1.pdf'>Site Certificate on Amendment 2</a></div>
12/09/2020/energy/facilities/Facilities%20library/2020-11-19-CGS-AMD2-SIGNED-Second-Amended-Site-Certificate-Attachment-1.pdfSite Certificate on Amendment 2Site Certificate on Amendment 2
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2022-06-10-CGS-AMD3-Complete-RFA.pdf'>Complete Request for Amendment 3</a></div>
06/10/2022/energy/facilities/Facilities%20library/2022-06-10-CGS-AMD3-Complete-RFA.pdfComplete Request for Amendment 3Complete Request for Amendment 3
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2022-07-22-CGS-AMD3-Final-Order-on-Amendment-3.pdf'>Final Order on Request for Amendment 3 </a></div>
07/22/2022/energy/facilities/Facilities%20library/2022-07-22-CGS-AMD3-Final-Order-on-Amendment-3.pdfFinal Order on Request for Amendment 3 Final Order on Request for Amendment 3
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2022-08-07-CGS-AMD3-Site-Certificate.pdf'>Site Certificate on Amendment 3</a></div>
08/07/2022/energy/facilities/Facilities%20library/2022-08-07-CGS-AMD3-Site-Certificate.pdfSite Certificate on Amendment 3Site Certificate on Amendment 3



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