Northern Mid-Columbia Joint Project

230kV Transmission Line from Rapids to Columbia Switchyard

Description of Project:  Public Utility District Nos. 1 of Douglas County and Chelan County, Public Utility District No. 2 of Grant County and the Bonneville Power Administration (BPA) are proposing to participate in the construction of a 230 kV transmission line and associated facilities in the northern mid-Columbia area of Washington State. The 8.4 mile project is referred to as the Northern Mid-Columbia Joint Project, while the proposed transmission line is referred to as the Rapids – Columbia 230 kV transmission line.  The proposed transmission line would extend from Douglas County Public Utility District No. 1’s Rapids Switchyard located by the City of Rock Island, to BPA’s Columbia Substation located within Douglas County and to the west of the Palisades area of Douglas County.

Location of current proposal:  The proposed Northern Mid-Columbia Joint Project would extend south from Rapids Switchyard by the City of Rock Island within an existing transmission line corridor, aerially cross the Columbia River into Chelan County, run south approximately 7 miles into the Colockum area of Chelan County, aerially cross the Columbia River into Douglas County and terminate in the Bonneville Power Administration’s Columbia Substation in Douglas County.

Environmental Assessment

Finding of No Significant Impact

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