CX-035363: Grand Coulee Substation 230-kV and 500-kV Switchyard Fence and Yard Rock Upgrades

Bonneville Power Administration (BPA) proposes to add interior fencing and add additional base rock within the Grand Coulee Substation 230-kilovolt…

Office of NEPA Policy and Compliance

February 26, 2026
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Bonneville Power Administration (BPA) proposes to add interior fencing and add additional base rock within the Grand Coulee Substation 230-kilovolt (kV) and 500-kV switchyards