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Hermiston Power Project

Facility: A 546-megawatt natural gas, combined-cycle combustion turbine with power augmentation (600 megawatts with augmentation).

Status (Operating): Operations began on Aug. 1, 2002.

Location: Umatilla County, three miles south of Hermiston.

Site Certificate Holder: Hermiston Power LLC, a wholly owned subsidiary of Calpine Corporation.

Contact Information 

Site Certificate Holder
OREGON DEPARTMENT OF ENERGY STAFF
Joseph Basile
Duane Kilsdonk
P.O. Box 30, 78910 Simplot Rd.
395 E. Highland Ave.
Hermiston, OR 97838
Hermiston, OR 97838
541-667-3228 ext: 73228
 
To Receive Updates by E-mail:
·          To receive e-mail notices about this project, please click here.
·          To receive e-mail notices for other projects or general EFSC announcements, please go here.
 
About Oregon’s siting process:
·          For more information about Oregon’s siting process outlined in the table below, please go here.
 
Project Status (Table details will be updated as project progresses)
PROJECT PHASE DETAILS
DATE
Site certificate amendment #5: Allowed the use of the Department-sponsored guide for decommissioning energy facilities to determine required retirement funds.
Oct. 12, 2005
 
 
Sept. 27, 2005
Site certificate amendment #4: Allowed operating changes to include duct burning and ensured compliance with the applicable carbon dioxide emissions standards, revised the water usage required to operate the facility and allowed the reroute of one mile of the 500-kilovolt transmission line.
May 9, 2001
 
 
 
 
May 4, 2001
Site certificate amendment #3: Transferred authorization to construct, operate and retire the project to Calpine Hermiston, Inc. and CPN Hermiston, Inc.
Feb. 24, 2000
 
 
Feb. 28, 2000
Site certificate amendment #2: Removed SimGen, Inc., from the Hermiston Power Partnership.
March 23, 1998
 
Jan. 23, 1998
Amendment #1: Removed conditions requiring the proposed facility demonstrate it meets the need standard or qualifies for an exemption under OAR 345-23-010(3) and replaced those requirements with conditions ensuring compliance with the applicable carbon dioxide emissions standard.
 
 
 
 
 
March 19, 1998
March 25, 1996
March 26, 1996