You are here

EIS-0436: Notice of Intent to Prepare an Environmental Impact Statement

I-5 Corridor Reinforcement Project; Multnomah County, Oregon, and Cowlitz and Clark Counties, Washington

DOE’s Bonneville Power Administration (BPA) announced its intent to prepare an EIS that evaluates the potential environmental impacts of a BPA proposal to build a 500-kilovolt (kV) lattice-steel-tower transmission line that would run from a new 500-kV substation near Castle Rock, Washington, to a new 500-kV substation near Troutdale, Oregon. 

Download Document