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Klamath Cogeneration Project

Facility Details
Status details
Location description
  
  
  
Klamath is a 525-megawatt natural gas-fired, combined-cycle cogeneration facility.
Operating/Under Review. On May 22, 2026 the Department received the certificate holder’s Preliminary Request for Amendment 6 (pRFA6). In pRFA6, the certificate holder seeks approval to amend Condition IV.P(9) of the site certificate to allow for the disposal of heat recovery steam generator blowdown water through the City of Klamath Falls’ wastewater treatment plant.

On May 22, 2026, the Department issued a Public Notice of Receipt of pRFA6. The public notice and pRFA6 are available in the project amendment section below.

The Department is reviewing pRFA6 and coordinating with reviewing agencies. 

Following review and completeness determination of the pRFA6, the Department will issue a Proposed Order and Public Notice requesting public comment on the amendment request and Proposed Order. These materials will be made available on this project page, under the Project Amendment Timeline below.
Klamath County, approximately three miles southwest of Klamath Falls on land adjacent to the Collins Wood Products plant. Online Map​
Klamath Energy, LLC, a wholly owned subsidiary of Avangrid Power, LLC, the U.S. division of parent company Iberdrola, S.A.Egan BullAlex Telegin

Project Amendment(s)

  
Description
  
  
Preliminary Request for Amendment 6 (pRFA6)
5/22/2026/energy/facilities/Facilities%20library/2026-05-22-KCPOPS-pRFA6.pdf
Public Notice of pRFA6
5/26/2026/energy/facilities/Facilities%20library/2026-05-26-KCPOPS-Public-Notice-of-pRFA6.pdf




Project Timeline

  
Additional Documents
  
  
  
  
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/KCP_exemption_from_showing_need_order_080196.pdf'>Order on 500 MW Exemption</a></div>
08/01/1996/energy/facilities/Facilities%20library/KCP_exemption_from_showing_need_order_080196.pdfOrder on 500 MW ExemptionOrder on 500 MW Exemption
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_082797.pdf'>Final Order on Site Certificate</a></div>
08/27/1997../Facilities%20library/KCP_final_order_082797.pdfFinal Order on Site CertificateFinal Order on Site Certificate
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_site_certificate_082797.pdf'>Site Certificate</a></div>
08/27/1997../Facilities%20library/KCP_site_certificate_082797.pdfSite CertificateSite Certificate
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_appendices_090897.pdf'>Final Order Attachments</a></div>
09/08/1997../Facilities%20library/KCP_final_order_appendices_090897.pdfFinal Order AttachmentsFinal Order Attachments
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_amend_1_042798.pdf'>Final Order on Amendment 1</a></div>
04/27/1998../Facilities%20library/KCP_final_order_amend_1_042798.pdfFinal Order on Amendment 1Final Order on Amendment 1
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_site_certificate_amend_1_042798.pdf'>Site Certificate on Amendment 1</a></div>
04/27/1998../Facilities%20library/KCP_site_certificate_amend_1_042798.pdfSite Certificate on Amendment 1Site Certificate on Amendment 1
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_amend_2_122798.pdf'>Final Order on Amendment 2</a></div>
12/27/1998../Facilities%20library/KCP_final_order_amend_2_122798.pdfFinal Order on Amendment 2Final Order on Amendment 2
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_site_certificate_amend_2_122798.pdf'>Site Certificate on Amendment 2</a></div>
12/27/1998../Facilities%20library/KCP_site_certificate_amend_2_122798.pdfSite Certificate on Amendment 2Site Certificate on Amendment 2
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_amend_3_092107.pdf'>Final Order on Amendment 3</a></div>
09/21/2007../Facilities%20library/KCP_final_order_amend_3_092107.pdfFinal Order on Amendment 3Final Order on Amendment 3
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_order_on_program_to_offset_092107.pdf'>Order to Offset Emissions</a></div>
09/21/2007../Facilities%20library/KCP_order_on_program_to_offset_092107.pdfOrder to Offset EmissionsOrder to Offset Emissions
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_site_certificate_amend_3_110907.pdf'>Site Certificate on Amendment 3</a></div>
11/09/2007../Facilities%20library/KCP_site_certificate_amend_3_110907.pdfSite Certificate on Amendment 3Site Certificate on Amendment 3
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_supplemental_order_072508.pdf'>Supplemental Order</a></div>
07/25/2008../Facilities%20library/KCP_supplemental_order_072508.pdfSupplemental OrderSupplemental Order
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_amend_4_032709.pdf'>Final Order on Amendment 4</a></div>
03/27/2009../Facilities%20library/KCP_final_order_amend_4_032709.pdfFinal Order on Amendment 4Final Order on Amendment 4
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_site_certificate_amend_4_032709.pdf'>Site Certificate on Amendment 4</a></div>
03/27/2009../Facilities%20library/KCP_site_certificate_amend_4_032709.pdfSite Certificate on Amendment 4Site Certificate on Amendment 4
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_final_order_amend_5_012513.pdf'>Final Order on Amendment 5</a></div>
01/25/2013../Facilities%20library/KCP_final_order_amend_5_012513.pdfFinal Order on Amendment 5Final Order on Amendment 5
<div style='text-align:left !important'><a href='../Facilities%20library/KCP_site_certificate_amend_5_012513.pdf'>Site Certificate on Amendment 5</a></div>
01/25/2013../Facilities%20library/KCP_site_certificate_amend_5_012513.pdfSite Certificate on Amendment 5Site Certificate on Amendment 5
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2018-01-23-KCP-ADR-1.pdf'>Amendment Determination Request 1</a></div>01/23/2018/energy/facilities/Facilities%20library/2018-01-23-KCP-ADR-1.pdfAmendment Determination Request 1Amendment Determination Request 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2018-02-12-KCP-ADR1-letter.pdf'>Response to Amendment Determination Request 1</a></div>
02/12/2018/energy/facilities/Facilities%20library/2018-02-12-KCP-ADR1-letter.pdfResponse to Amendment Determination Request 1Response to Amendment Determination Request 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2019-05-17-KCP-ADR2.pdf'>Amendment Determination Request 2</a></div>
05/17/2019/energy/facilities/Facilities%20library/2019-05-17-KCP-ADR2.pdfAmendment Determination Request 2Amendment Determination Request 2
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2019-09-23-KCP-Final-Determination.pdf'>Response to Amendment Determination Request 2</a></div>
09/23/2019/energy/facilities/Facilities%20library/2019-09-23-KCP-Final-Determination.pdfResponse to Amendment Determination Request 2Response to Amendment Determination Request 2