Headgate Dam Fish Passage
#12-1633 #12-1633
Organization Snake River Salmon Recovery Board Lead Entity
Sponsor Asotin County Conservation District
Status Completed
Schedule Start Date: 12/6/2012 End Date: 7/6/2017
Category Category: Restoration
Project Photo
DESCRIPTION
Asotin County Conservation District restored juvenile fish passage over Headgate Dam, located in the lower reaches of Asotin Creek. Headgate Dam is owned by Asotin County and was identified as a partial barrier to ESA listed juvenile Chinook, steelhead & bull trout. The project reach is identified as a major spawning area and priority restoration reach in the Snake River Salmon Recovery Plan. The barrier was listed as an action in the Snake River Three Year Work Plan for Salmonid Recovery and was considered an imminent threat and high priority. Historically, the dam was outfitted with failed fish passage improvement measures on at least 3 occasions before it was abandoned and became the property of Asotin County. Despite these efforts, a drop of 1-1.5m remained, producing a barrier to juvenile salmonids and other small fish. Asotin County Conservation District restored fish passage by cutting a notch in the concrete dam (approximately 20 ft. wide x 3.2 ft. deep) and constructing a roughened channel upstream of the dam to maintain channel stability and prevent head cutting. Headgate Dam has historic and cultural significance to the Asotin County residents so extensive effort was taken to involve county residents in the discussions and process of selecting a preferred design alternative. Residents wanted to ensure that the passage issue was addressed in a way that would maintain as much of the historic qualities of the dam as possible. Several public meetings were held in which 6 conceptual design options (developed by WA Department of Fish and Wildlife) were presented and a preferred design was selected and approved by the Asotin County Commissioners.
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FUNDING SOURCES
FUNDING ENTRIES FROM GRANT PROJECT AGREEMENT
TypeDateFunding OrgFunding ProgramMatchAmount
Requested08/17/2012Asotin County Conservation DistrictMatch$29,400.00
Requested08/17/2012Recreation and Conservation Office (RCO)Salmon State Projects$166,600.00
Allocated07/06/2017Asotin County Conservation DistrictMatch$29,400.00
Allocated07/06/2017Recreation and Conservation Office (RCO)Salmon Federal Projects$166,600.00
Spent01/12/2017Recreation and Conservation Office (RCO)Salmon State Projects-$0.00
Spent07/06/2017Asotin County Conservation DistrictMatch-$29,400.00
Spent07/06/2017Recreation and Conservation Office (RCO)Salmon Federal Projects-$166,600.00
Grant Project Agreement Totals Proposed Requested Allocated Spent Balance
$286,000.00 $196,000.00 $196,000.00 $196,000.00 $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-Snake River Spring/Summer, Asotin Creek, Threatened
County:Asotin
HUC12:Kearney Gulch-Asotin Creek (170601030205)
HUC8:Lower Snake-Asotin (17060103)
Lead Entity Area:Snake River
Legislative District:09
Salmon Recovery Regions:Snake River
Sections:20
Snake Major Spawning Areas:Asotin Creek
Steelhead-Pop (ESU):Steelhead-Snake River, Asotin Creek, Threatened
Township:T10NR45E
Watershed Administrative Unit:Middle Snake Agricultural Lands
WRIA:Middle Snake
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  APPLICATION FINAL 
RESTORATION METRICS
Miles of Stream and/or Shoreline Treated or Protected (C.0.b)
0.05mi0.05mi
Fish Passage Improvement    
*Miles Of Stream Made Accessible (SRFB) (C.2.b.1)
45.00mi45.00mi
*Number of blockages / impediments / barriers impeding passage (C.2.b.4)
1.00
Square Miles Of streambed made accessible (C.2.b.2)
0.10sq mi
 Fish passage blockages removed or altered (C.2.c.1)    
Number of Blockages/Impediments/Barriers Removed/Altered (C.2.c.2)
1.001.00
ADDITIONAL INFORMATION