7 Oct 2024

Public Notice of proposed discharges of dredged and fill material for the Lower Columbia River Channel Maintenance Plan, Dredged Material Management Plan Oregon and Washington state

Expiration date: 11/6/2024

Interested parties are hereby notified that the U.S. Army Corps of Engineers, Portland District (Corps) proposes to discharge dredged and fill material during implementation of a Dredged Material Management Plan and integrated Environmental Impact Statement (DMMP-EIS) for the purpose of maintaining the congressionally authorized channel dimensions of the Lower Columbia River (LCR) Federal Navigation Channel (FNC), part of the Columbia and Lower Willamette Rivers (C&LW) Project.

31 Oct 2022

Advanced Maintenance Dredging Plan Moving Forward - Finding of No Significant Impacts Signed

Advanced maintenance dredging at the confluence of the lower Columbia and Cowlitz rivers to reduce risk to users by providing reliable passage of commercial and recreational traffic can proceed following a finding of no significant impact to the environment.