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Facilities

Hermiston Generating Project is a natural gas-fueled electric generating facility comprised of a combustion turbine and combined-cycle electric power plant with a generating capacity of 474 megawatts.
Operating. 
Umatilla County, 3 miles southwest of Hermiston. PDF Map | Online Map
Applicant/Certificate holder: Hermiston Generating Company L.P. and PacifiCorp
ODOE contact: Duane Kilsdonk
Applicant/Certificate holder contact: Chad Daniels
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Project Timeline

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Additional Documents
  
Preliminary Application Received
12/29/1992
Complete Application (Large files)
06/11/1993
03/11/1994
03/16/1994
08/12/1995
05/10/1996
05/10/1996
07/23/1996
07/26/1996
08/28/1997
08/28/1997
01/19/2001
01/19/2001
01/19/2001

UECA 230 kV line modification

03/15/2018
04/05/2018
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​Contact the Facility Siting Team:
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Exhibit Files Reference

  • Exhibit A: Applicant Information 
  • Exhibit B: Project Description
  • Exhibit C: Property Location and Maps
  • Exhibit D: Organizational Information
  • Exhibit E​: Permits Required
  • Exhibit F: Property Ownership 
  • Exhibit G: Materials Analysis
  • Exhibit H: Geology and Soil Stability 
  • Exhibit I: Soils
  • Exhibit J: Wetlands
  • Exhibit K: Land Use
  • Exhibit L: Protected Areas
  • Exhibit M: Financial Analysis
  • Exhibit N​: Non-generating Facility Information
  • Exhibit O: Water Requirements
  • Exhibit P: Fish Wildlife Habitat 
  • Exhibit Q: Threatened and Endangered Plants and Animals
  • Exhibit R: Scenic Aesthetic Values 
  • Exhibit S: Cultural Resources
  • Exhibit T: Recreational Facilities 
  • Exhibit U: Public Services
  • Exhibit V​: Waste Minimization 
  • Exhibit W: Site Restoration
  • Exhibit X: Noise 
  • Exhibit Y: Carbon Dioxide Emissions 
  • Exhibit Z: Cooling Towers  
  • Exhibit AA: EMFs – Electric and Magnetic Fields
  • Exhibit BB: Other Information
  • Exhibit CC: Additional Statutes Rules Ordinances
  • Exhibit DD​: Other Specific Standards