Assess/feasibility/preliminary design
#01-1436 #01-1436
 Okanogan Sub-basin Upper Okanogan-Similkameen Up Assess/feasibility/preliminary design
Organization Upper Columbia Salmon Recovery Board Lead Entity
Sponsor Cascade Columbia Fisheries Enhancement Group (CCFEG)
Status Completed
Schedule Start Date: 4/12/2002 End Date: 9/30/2005
Category Category: Planning
Project Photo
DESCRIPTION
This project designed measures to protect and restore flood plain processes for nine (9) miles of spawning, rearing, and migratory habitat supporting listed steelhead, chinook, and sockeye salmon at the confluence of the Okanogan/Similkameen rivers. The goal to assess a suite of possible restoration actions that include dike modification, riprap removal, riparian plantings, and acquisition of 90 acre Eyhott Island were met. Objectives included biological and engineering assessments, and restoration planning coordinated among state, federal and private landowners, resulted in preliminary designs of measures to protect and restore habitat-forming processes and an adaptive management plan for implementation of these measures. Final design and implementation will be performed under separate funding. The project area, in the vicinity of Driscoll and Eyhott islands, contains "Category 2 and 3" reaches designated by the UCSRB Regional Tech Team. The productive capacity and natural alluvial processes in this area, including some 4.5 miles of spawning habitat supporting the largest concentration of summer chinook in the watershed, are degraded from hydraulic disruption caused by flood control dikes and riprap banks that accelerate high-flows. These altered flow patterns have led to unnatural bank erosion, siltation of spawning and rearing habitat, disconnected side channels, disrupted channel-forming processes, and loss of riparian habitat and wood recruitment.
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FUNDING SOURCES
FUNDING ENTRIES FROM GRANT PROJECT AGREEMENT
TypeDateFunding OrgFunding ProgramMatchAmount
Requested12/19/2001Cascade Columbia Fisheries Enhancement Group (CCFEG)Match$42,300.00
Requested12/19/2001Recreation and Conservation Office (RCO)Salmon State Projects$239,700.00
Allocated04/12/2002Cascade Columbia Fisheries Enhancement Group (CCFEG)Match$42,300.00
Allocated04/12/2002Recreation and Conservation Office (RCO)Salmon State Projects$239,700.00
Spent09/30/2005Cascade Columbia Fisheries Enhancement Group (CCFEG)Match-$42,300.00
Spent09/30/2005Recreation and Conservation Office (RCO)Salmon State Projects-$239,700.00
Grant Project Agreement Totals Proposed Requested Allocated Spent Balance
$282,000.00 $282,000.00 $282,000.00 $282,000.00 $0.00
OTHER FUNDING (Funding that is NOT in a grant project agreement)
TypeDateFunding OrgFunding ProgramMatchAmount
Other Funding Totals Proposed Requested Allocated Spent Balance
Grand Totals Proposed Requested Allocated Spent Balance
PRIMARY SPONSOR
PROJECT CONTACT
PROJECT MANAGER
PHOTOS

 
LOCATION
Chinook-Pop (ESU):Chinook-Upper Columbia River Spring, Okanogan River, Threatened
Chinook2-Pop (ESU):Chinook-Upper Columbia River Summer/Fall, Not Warranted
County:Okanogan
HUC12:Ellemeham Draw-Similkameen River (170200072009)
HUC8:Similkameen (17020007)
Lead Entity Area:Upper Columbia
Legislative District:07
Salmon Recovery Regions:Upper Columbia River
Sections:28
Sockeye-Pop (ESU):Sockeye-Okanogan River, Not Warranted
Steelhead-Pop (ESU):Steelhead-Upper Columbia River, Okanogan River, Threatened
Township:T40NR27E
Upper Columbia Assesment Unit:Similkameen River
Watershed Administrative Unit:Similkameen River
WRIA:Okanogan
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  APPLICATION FINAL 
PLANNING METRICS
Area Encompassed (acres) (B.0.b.1)
400.00acres
Miles of Stream and/or Shoreline Affected (B.0.b.2)