Document Types

BiOp Biological Opinion
EA Environmental Assessment
EIS Environmental Impact Statement
FONSI Finding of No Significant Impact
FR Feasibility Report
IFR Integrated Feasibility Report
NOA Notice of Availability
NOP Notice of Preparation
ROD Record of Decision
SEA Supplemental Environmental Assessment
SIR Supplemental Information Report
SOF Statement of Findings

 

Current Environmental Documents

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DateBasinProject NameTypeLink
2/12/2024Upper Clark Fork RiverMOULTON DAM #1 SPILLWAY AND EMBANKMENT IMPROVEMENTS PROJECTFinal EA/FONSIClick Here
9/8/2023St. Joe RiverCity of St. Maries Sewer Line Replacement ProjectNOA and Draft EA/FONSIClick Here
9/8/2023St. Joe RiverCity of St. Maries Sewer Line Replacement ProjectAppendix A Final City of St. Maries Phase 3 Sewer Line Replacement Project EIDClick Here
7/27/2023Skagit RiverSkagit River Dike Districts 17 and 22 Levee Rehabilitation ProjectsFinal EA FONSIClick Here
7/6/2023Snoqualmie RiverMason Thorson Ells Levee RehabilitationFinal EA FONSIClick Here
7/3/2023Skagit RiverSkagit 1, 3, 12 Levee Repair ProjectsFinal EA FONSIClick Here
6/29/2023Pend OreilleAlbeni Falls Dam 10-Year Program to Control Invasive Aquatic Weeds and Continue Studies in Aquatic Weed ControlFinal SEA FONSIClick Here
6/21/2023Nooksack RiverFerndale Levee Repair ProjectFinal EA FONSIClick Here
6/15/2023Snohomish RiverPilchuck and Marshland Levee Repair ProjectsFinal EA FONSIClick Here
11/1/2022Willapa BayShoalwater Bay Shoreline Erosion Repair ProjectSEAClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-Supplemental EISClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix A - Environmental ComplianceClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix C - Cost EngineeringClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix - D Economic Update and Section 902 CalculationClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix E - Monitoring FrameworkClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix G - Public InvolvementClick Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix B - Engineering part 1 of 2Click Here
5/13/2022Green-Duwamish RiverHoward A. Hanson Dam Additional Water Storage ProjectFinal 2022 Validation Report-SEIS Appendix B - Engineering part 2 of 2Click Here
5/10/2022Lake WashingtonHiram M. Chittenden Locks Large Lock Center Gate ProjectFinal EA/FONSI and Appendices A and C through GClick Here
5/10/2022Lake WashingtonHiram M. Chittenden Locks Large Lock Center Gate ProjectFinal EA Appendix B. Cultural and Historic Properties DocumentationClick Here
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