Rapid City Substation Dry Creek Substation Transmission Line CX(s) Applied: B4.12Date: 02/03/2015 Location(s): South DakotaOffices(s): Western Area Power Administration-Upper Great Plains Region
Office of NEPA Policy and Compliance
February 3, 2015
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Rapid City Substation Dry Creek Substation Transmission Line
CX(s) Applied: B4.12
Date: 02/03/2015
Location(s): South Dakota
Offices(s): Western Area Power Administration-Upper Great Plains Region
Western Area Power Administration's Rapid City Substation and Basin Electric's Dry Creek Substation are part of the bulk electricity transmission system. North American Electric Reliability Corporation reliability standards govern operation of the bulk electrical system, and at times dictate construction of new transmission to improve or maintain reliability of the system.