Facility:
468 MW natural gas combined-cycle combustion turbine (cogeneration)
Location: Umatilla County
Status:
Operating since July 1, 1996
Certificate Holder:
Hermiston Generating Company and PacifiCorp
Operator:
U.S. Operating Services Corporation
Contact:
Greg Cook
Plant Director
78145 Westland Road
Hermiston OR 97838-8315
541-564-8320
Department of Energy staff: Duane Kilsdonk
Original site certificate signed: March 11, 1994
Current site certificate: Third Amended Site Certificate (January 19, 2001), incorporating Amendments #1 through #5 (effective February 9, 2001)
History:
- May 4, 1992: Notice of intent filed (complete)
- December 29, 1992: Application submitted
- June 11, 1993: Application complete (date of filing)
- November 18, 1993: Contested case initiated
- March 11, 1994: Council issued the Site Certificate
- August 12, 1994: Council approved Amendment #1 (allowing design improvements)
- May 10, 1996: Council approved Amendment #2 (applying newly adopted Council rules and adding associated conditions)
- July 1, 1996: Construction complete and beginning of facility operation
- July 23, 1996: Council approved Amendment #3 (partial reassignment) and issued the Amended Site Certificate
- May 16, 1997: Request for Amendment #4
- August 28, 1997: Council approved Amendment #4 (alternate method of cooling water disposal) and issued the Second Amended Site Certificate
- October 3, 2000: Request for Amendment #5
- October 4, 2000: Council Chair granted request for expedited process for Amendment #5
- November 17, 2000: Council approved Amendment #5 (allowing land application of discharged cooling water) and issued Temporary Third Amended Site Certificate
- January 19, 2001: Council issued a final order on Amendment #5 and issued Third Amended Site Certificate.
Documents:
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