Boardman to Hemingway Transmission Line

Facilities ‭[5]‬

	Facility Details	Status details	Location description	Applicant/Certificate holder	ODOE contact	Applicant/Certificate holder contact
	The Boardman to Hemingway Transmission Line is an approximately 270.8-mile-long single-circuit 500-kV electric transmission line that crosses five counties in Oregon, Morrow, Umatilla, Union, Baker, and Malheur counties. The facility includes roads, communication stations, the Longhorn Station, and temporary construction areas.	Approved/Under Construction.	Morrow, Umatilla, Union, Baker, Malheur, Owyhee (Idaho) counties. RFA2 Approved Micrositing Area Additions RFA2 Approved Expanded Site Boundary (ASC/RFA1) RFA1 Approved Access Road Additions RFA1 Approved Transmission Route Additions Approved Route Map Online Maps ASC Approved Alternative ASC Approved Route RFA1 Approved Alternative RFA2 Approved Alternative	Idaho Power Company	Sarah Esterson	Joe Stippel

Project Timeline

Facility Timelines

Milestone	Additional Documents	Display Date	Link	Name	Name
<div style='text-align:left !important'>Notice of Intent</div>		07/15/2010		Notice of Intent	Notice of Intent
<div style='text-align:left !important'>Second Amended Project Order</div>		07/26/2018		Second Amended Project Order	Second Amended Project Order
<div style='text-align:left !important'>Complete Application (Large files)</div>	Contents of the Application Exhibit A Exhibit B (Main) Exhibit B (Attachments B1-B4) Exhibit B (Attachments B5 Part 1) Exhibit B (Attachments B5 Part 2) Exhibit B (Attachments B6-B7a) Exhibit B (Attachments B7b) Exhibit C Exhibit D Exhibit E Exhibit F Exhibit G Exhibit H (Part 1) Exhibit H (Part 2) Exhibit I (Part 1) Exhibit I (Part 2) Exhibit J (Main Part 1) Exhibit J (Main Part 2) Exhibit J (Main Part 3) Exhibit J (JPA Part 1) Exhibit J (JPA Part 2) Exhibit J (JPA Part 3) Exhibit J (JPA Part 4) Exhibit J (Wetland Delineation Part 1) Exhibit J (Wetland Delineation Part 2) Exhibit J (Wetland Delineation Part 3) Exhibit J (Wetland Delineation Part 4) Exhibit J (Wetland Delineation Part 5) Exhibit J (Wetland Delineation Part 6) Exhibit K Exhibit L Exhibit M Exhibit N (Part 1) Exhibit N (Part 2) Exhibit O Exhibit P1 (Part 1 Main to Attachment P1-6) Exhibit P1 (Part 2a Attachment P1-7A) Exhibit P1 (Part 2b Attachment P1-7A) Exhibit P1 (Part 3 Attachment P1-7B) Exhibit P1 (Part 4a Attachment P1-8) Exhibit P1 (Part 4b Attachment P1-8) Exhibit P1 (Part 5 Attachment P1-9) Exhibit P2 (GRSG) Exhibit P3 (Elk) Exhibit Q Exhibit R Exhibit S Exhibit T Exhibit U Exhibit V Exhibit W Exhibit X Exhibit Y Exhibit Z Exhibit AA Exhibit BB Exhibit CC Exhibit DD	09/28/2018		Complete Application (Large files)	Complete Application (Large files)
<div style='text-align:left !important'>Additions to Complete Application</div>	Errata Table of Contents Exhibit C Errata Info Exhibit J Errata Info Exhibit K Errata Info Exhibit P Errata Info Exhibit Q Errata Info Exhibit R Errata Info Exhibit S Errata Info Redacted Exhibit S9 HPMP Errata Info Exhibit U Errata Info Exhibit W Errata Info Exhibit X Errata Info Exhibit AA Errata Info Exhibit BB Errata Info	03/28/2019		Additions to Complete Application	Additions to Complete Application
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2022-09-27-Final-Order-on-ASC.pdf'>Final Order</a></div>	Final Order with Attachments	09/27/2022	/energy/facilities/Facilities%20library/2022-09-27-Final-Order-on-ASC.pdf	Final Order	Final Order
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2023-06-08-B2H-AMD1-RFA1.pdf'>Complete Request For Amendment 1 (RFA1)</a></div>	RFA1 Attachments and Figures	06/08/2023	/energy/facilities/Facilities%20library/2023-06-08-B2H-AMD1-RFA1.pdf	Complete Request For Amendment 1 (RFA1)	Complete Request For Amendment 1 (RFA1)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2023-09-22-B2HAMD1-Final-Order-2023-09-22_Signed.pdf'>Final Order on RFA1</a></div>	Attachments 2 through P1-6	09/22/2023	/energy/facilities/Facilities%20library/2023-09-22-B2HAMD1-Final-Order-2023-09-22_Signed.pdf	Final Order on RFA1	Final Order on RFA1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2023-09-22-B2HAMD1-Attachment-1-First-Amended-Site-Certificate-Executed.pdf'>First Amended Site Certificate</a></div>		09/22/2023	/energy/facilities/Facilities%20library/2023-09-22-B2HAMD1-Attachment-1-First-Amended-Site-Certificate-Executed.pdf	First Amended Site Certificate	First Amended Site Certificate
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2014-04-11-B2H-RFA2-Main.pdf'>Request for Amendment 2 (RFA2)</a></div>	RFA2 Attachments/Figures	04/11/2024	/energy/facilities/Facilities%20library/2014-04-11-B2H-RFA2-Main.pdf	Request for Amendment 2 (RFA2)	Request for Amendment 2 (RFA2)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2024-08-23-B2HAMD2-Final-Order.pdf'>Final Order on RFA2</a></div>	Final Order on RFA2 Attachments	08/23/2024	/energy/facilities/Facilities%20library/2024-08-23-B2HAMD2-Final-Order.pdf	Final Order on RFA2	Final Order on RFA2
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2024-08-23-B2HAMD2-Attachment-1-Second-Amended-Site-Certificate.pdf'>Second Amended Site Certificate</a></div>		08/23/2024	/energy/facilities/Facilities%20library/2024-08-23-B2HAMD2-Attachment-1-Second-Amended-Site-Certificate.pdf	Second Amended Site Certificate	Second Amended Site Certificate
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2025-12-12-B2H-ADR.pdf'>Amendment Determination Request (ADR 004)</a></div>	Supplemental Information	12/12/2025	/energy/facilities/Facilities%20library/2025-12-12-B2H-ADR.pdf	Amendment Determination Request (ADR 004)	Amendment Determination Request (ADR 004)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-03-27-B2HOPS-ODOE-Determination-on-ADR004.pdf'>Department Determination on ADR 004</a></div>		03/27/2026	/energy/facilities/Facilities%20library/2026-03-27-B2HOPS-ODOE-Determination-on-ADR004.pdf	Department Determination on ADR 004	Department Determination on ADR 004
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-04-06-B2H-ADR-002.pdf'>Amendment Determination Request (ADR 002) </a></div>		04/06/2026	/energy/facilities/Facilities%20library/2026-04-06-B2H-ADR-002.pdf	Amendment Determination Request (ADR 002)	Amendment Determination Request (ADR 002)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-04-08-B2H-ADR-006.pdf'>Amendment Determination Request (ADR 006)</a></div>		04/08/2026	/energy/facilities/Facilities%20library/2026-04-08-B2H-ADR-006.pdf	Amendment Determination Request (ADR 006)	Amendment Determination Request (ADR 006)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-04-29-B2H-ADR-001.pdf'>Amendment Determination Request (ADR 001)</a></div>		04/29/2026	/energy/facilities/Facilities%20library/2026-04-29-B2H-ADR-001.pdf	Amendment Determination Request (ADR 001)	Amendment Determination Request (ADR 001)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-04-29-B2H-ADR-011.pdf'>Amendment Determination Request (ADR 011)</a></div>		04/29/2026	/energy/facilities/Facilities%20library/2026-04-29-B2H-ADR-011.pdf	Amendment Determination Request (ADR 011)	Amendment Determination Request (ADR 011)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-05-08-B2HOPS-ODOE-Determination-on-ADR-002.pdf'>Department Determination on ADR 002</a></div>		05/08/2026	/energy/facilities/Facilities%20library/2026-05-08-B2HOPS-ODOE-Determination-on-ADR-002.pdf	Department Determination on ADR 002	Department Determination on ADR 002
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-05-20-B2HOPS-ODOE-Determination-on-ADR-006.pdf'>Department Determination on ADR 006</a></div>		05/20/2026	/energy/facilities/Facilities%20library/2026-05-20-B2HOPS-ODOE-Determination-on-ADR-006.pdf	Department Determination on ADR 006	Department Determination on ADR 006
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-06-05-B2H-ADR-003.pdf'>Amendment Determination Request (ADR 003)</a></div>		06/05/2026	/energy/facilities/Facilities%20library/2026-06-05-B2H-ADR-003.pdf	Amendment Determination Request (ADR 003)	Amendment Determination Request (ADR 003)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-06-12-ODOE-Determination-on-ADR-001-and-011.pdf'>Department Determination on ADR 001 and 011</a></div>		06/12/2026	/energy/facilities/Facilities%20library/2026-06-12-ODOE-Determination-on-ADR-001-and-011.pdf	Department Determination on ADR 001 and 011	Department Determination on ADR 001 and 011
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-07-23-ODOE-Determination-on-ADR-003.pdf'>Department Determination on ADR 003</a></div>		07/23/2026	/energy/facilities/Facilities%20library/2026-07-23-ODOE-Determination-on-ADR-003.pdf	Department Determination on ADR 003	Department Determination on ADR 003

B2H Record and Selected Contested Case Files

(One Drive)

Resources

Contact the Facility Siting Team:

503-378-4040
800-221-8035
energy.siting@oregon.gov