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Chehalis Basin board weighs dams, levees and removal of Skookumchuck Dam as part of long-term flood strategy
Summary
Ken Gallenbor, director at ROTH Strategic and facilitator for the Chehalis Basin Board, told the Lewis County commissioners on Aug. 26 that the board is preparing technical analyses of several large-scale flood damage‑reduction options, including a proposed flow‑through dam near Pe Ell, a system of local levees and floodwalls for the Chehalis–Centralia area, and potential modification or removal of the Skookumchuck Dam.
Ken Gallenbor, director at ROTH Strategic and facilitator for the Chehalis Basin Board, told the Lewis County commissioners on Aug. 26 that the board is preparing technical analyses of several large-scale flood damage‑reduction options, including a proposed flow‑through dam near Pe Ell, a system of local levees and floodwalls for the Chehalis–Centralia area, and potential modification or removal of the Skookumchuck Dam.
The board is convening a comparative analysis to show costs and benefits for multiple alternatives and combinations, Gallenbor said. “The whole idea of this is to create a comparative analysis that is fair and has the cost and benefits of all these options,” he said, adding that the analysis will be presented in December so elected officials and the public can compare outcomes for…
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