Project History: Hermiston Butte Substation 115-kV Ring Bus Expansion

Name	Hermiston Butte Substation 115-kV Ring Bus Expansion
Owner	Umatilla Electric Cooperative
Location	Hermiston, Oregon
Voltage (kV)	115-12.47
Rating (MVA)	3x12/16/20
Type	Transmission, Distribution
Responsibilities	Ring bus and 3rd transformer bank addition
Year	2010