Environmental Documents : [18] Collection home page

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Collection's Items (Sorted by Submit Date in Descending order): 1 to 18 of 18
Issue DateTitleAuthor(s)
1993-05Project Improvements for Endangered Species (PIES) - Project Management PlanUnited States. Army. Corps of Engineers. Portland District.
1984-12Mount St. Helens, Washington Feasibility Report & Environmental Impact Statement : Toutle, Cowlitz, and Columbia Rivers : Volume 2, AppendixesUnited States. Army. Corps of Engineers. Portland District.
1984-12Mount St. Helens, Washington Feasibility Report & Environmental Impact Statement : Toutle, Cowlitz, and Columbia Rivers : Volume 1, Main ReportUnited States. Army. Corps of Engineers. Portland District.
2007-07Mount St. Helens Ecosystem Restoration General Reevaluation Study Reconnaissance ReportUnited States. Army. Corps of Engineers. Portland District.
2022-01Final Environmental Assessment : Mouth of the Columbia River Dredged Material Management Placement Sites Update, Clatsop County, Oregon and Pacific County, WashingtonUnited States. Army. Corps of Engineers. Portland District.
2011-03Environmental Assessment : Minto Fish Collection Facility rebuild, Willamette River Basin, North Santiam River, OregonUnited States. Army. Corps of Engineers. Portland District.
2015-03Double-crested Cormorant Management Plan to Reduce Predation of Juvenile Salmonids in the Columbia River Estuary : Final Environmental Impact StatementUnited States. Army. Corps of Engineers. Portland District.; United States. National Marine Fisheries Service.
2014-03Biological Assessment for the Continued Operations and Maintenance Dredging Program for the Columbia River Federal Navigation ChannelUnited States. Army. Corps of Engineers. Portland District.; Washington (State). Department of Fish and Wildlife.
1982-10Charleston Channel Improvements, Coos Bay, Oregon : Detailed Project Report & Environmental AssessmentUnited States. Army. Corps of Engineers. Portland District.
2018-08Mount St. Helens Long-Term Sediment Management Plan : Final Supplemental Environmental Impact StatementUnited States. Army. Corps of Engineers. Portland District.
2012-06Revised Final Environmental Assessment : Columbia River at the Mouth, Oregon and Washington : Rehabilitation of the Jetty System at the Mouth of the Columbia RiverUnited States. Army. Corps of Engineers. Portland District.
2012-06Final Environmental Assessment : Sediment Retention Structure (SRS) Spillway Raise Project, Mount St. Helens Sediment Management for Flood Risk ReductionUnited States. Army. Corps of Engineers. Portland District.
2020-03Environmental Assessment Final : Willamette Basin Dams, Reservoir Restrictions, Lookout Point and Hills Creek Dams, Lane County, OregonUnited States. Army. Corps of Engineers. Portland District.
2016-07Environmental Assessment for the Columbia Stock Ranch Section 536 Ecosystem Restoration ProjectUnited States. Army. Corps of Engineers. Portland District.
2018-04Port Orford Operations and Maintenance Dredging and Dredged Material Placement : Nearshore Placement Site ExpansionUnited States. Army. Corps of Engineers. Portland District.
2003-01Columbia River Channel Improvement Project : Final Supplemental Integrated Feasibility Report and Environmental Impact Statement, Volume 3, Exhibits 2 of 2United States. Army. Corps of Engineers. Portland District.
2003-01Columbia River Channel Improvement Project : Final Supplemental Integrated Feasibility Report and Environmental Impact Statement, Volume 2, Exhibits 1 of 2United States. Army. Corps of Engineers. Portland District.
2003-01Columbia River Channel Improvement Project : Final Supplemental Integrated Feasibility Report and Environmental Impact Statement, Volume 1United States. Army. Corps of Engineers. Portland District.
Collection's Items (Sorted by Submit Date in Descending order): 1 to 18 of 18