US Army Corps of Engineers
Seattle District Website

Document Types

NOA = Notice of Availability
FONSI = Finding of No Significant Impact
EA = Environmental Assessment
SEA = Supplemental Environmental Assessment
NOP = Notice of Preparation
EIS = Environmental Impact Statement
SOF = Statement of Findings
SIR = Supplemental Information Report
BiOp = Biological Opinion

ROD = Record of Decision

Current Environmental Documents

DateSorted By Date In Descending OrderBasinProject NameTypeLink
7/8/2020Sammamish RiverKenmore Federal Navigation Channel Maintenance DredgingDraft EAClick Here
7/8/2020Sammamish RiverKenmore Federal Navigation Channel Maintenance DredgingNotice for Extension of a Comment PeriodClick Here
7/8/2020Pend Oreille RiverAlbeni Falls Dam, Strong’s Island Historic Properties Shoreline Stabilization Project, Bonner County, IdahoNOAClick Here
7/8/2020Pend Oreille RiverAlbeni Falls Dam, Strong’s Island Historic Properties Shoreline Stabilization Project, Bonner County, IdahoDraft EA and Clean Water Act Section 404(b)(1) EvaluationClick Here
6/9/2020Puget SoundSupplemental Alki Coastal Erosion Control Project Section 103 Coastal Storm Damage ReductionNotice of Availability (NOA)Click Here
6/9/2020Puget SoundSupplemental Alki Coastal Erosion Control Project Section 103 Coastal Storm Damage ReductionDraft Supplemental Environmental Assessment (SEA) Click Here
6/8/2020Sammamish RiverKenmore Federal Navigation Channel Maintenance DredgingDraft EAClick Here
6/5/2020Lake WashingtonHiram M. Chittenden Locks (Locks) Urgent Interim Scour RepairNotice of Preparation (NOP)Click Here
4/23/2020Puget SoundLake Ballinger Aquatic Ecosystem Restoration Project,Draft Feasibility Report/Environmental AssessmentClick Here
2/4/2020Puget SoundKeystone Harbor Maintenance Dredging and Disposal Fiscal Year 2020 through FY 2035Draft EAClick Here
2/4/2020Puget SoundKeystone Harbor Maintenance Dredging and Disposal Fiscal Year 2020 through FY 2035Public NoticeClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft Feasibility Report/Environmental AssessmentClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix A - EconomicsClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix B - EngineeringClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix C - Supplemental Environmental InformationClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA - Appendix D ComplianceClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix E - Public CommentsClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix F - Cost EngineeringClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix G - Real Estate PlanClick Here
12/18/2019Puyallup RiverTacoma Harbor, WA Navigation Improvement ProjectDraft FR/EA Appendix H - Phase I Site AssessmentClick Here
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