Ackerman, Nick

Cramer, Dan

David, Maggie

Pyper, Brian

Shibahara, Tim

Wyatt, Garth

English

ScholarWorks@UMass Amherst

University of Massachusetts AmherstScholarWorks@UMass AmherstInternational Conference on Engineering andEcohydrology for Fish PassageInternational Conference on Engineering andEcohydrology for Fish Passage 2017Jun 21st, 10:50 AM - 11:10 AMSuccessful downstream passage of juvenilesalmonids at a run-of-river hydro project in thePacific NorthwestNick AckermanPortland General ElectricGarth WyattPortland General ElectricTim ShibaharaPortland General ElectricDan CramerPortland General ElectricMaggie DavidPortland General ElectricSee next page for additional authorsFollow this and additional works at: https://scholarworks.umass.edu/fishpassage_conferenceThis Event is brought to you for free and open access by the Fish Passage Community at UMass Amherst at ScholarWorks@UMass Amherst. It hasbeen accepted for inclusion in International Conference on Engineering and Ecohydrology for Fish Passage by an authorized administrator ofScholarWorks@UMass Amherst. For more information, please contact scholarworks@library.umass.edu.Ackerman, Nick; Wyatt, Garth; Shibahara, Tim; Cramer, Dan; David, Maggie; and Pyper, Brian, "Successful downstream passage ofjuvenile salmonids at a run-of-river hydro project in the Pacific Northwest" (2017). International Conference on Engineering andEcohydrology for Fish Passage. 24.https://scholarworks.umass.edu/fishpassage_conference/2017/June21/24Presenter InformationNick Ackerman, Garth Wyatt, Tim Shibahara, Dan Cramer, Maggie David, and Brian PyperThis event is available at ScholarWorks@UMass Amherst: https://scholarworks.umass.edu/fishpassage_conference/2017/June21/24Successful downstream passage of juvenile salmonids at a run-of-river hydro project in the Pacific NorthwestPortland General ElectricNick AckermanGarth WyattTim ShibaharaDan CramerMaggie DavidFish Metrics Inc.Brian PyperInternational Conference on Engineering and Ecohydrology for Fish PassageJune 19-21, Corvallis, Oregon2Clackamas River Hydro Project3Run-of-River Project127 MW Capacity3 Dam ComplexBuilt 1906 – 1958Mean Daily flow = 1,454 cfs or41 cubic meter/s (cms)FERC License Issued in  2010Major Downstream Passage Improvements Include:North Fork Floating  CollectorNorth Fork Spillway Exclusion NetRiver Mill CollectorExtension of Downstream Migrant Pipeline/Sampling Facility4Portland General Electric 56250 cfs collector (7cms)Installed with dam in 1958Spillway exclusion netInstalled 20137North Fork surface collectorcommissioned in 20151,000 cfs attraction flow(28 cms)Juveniles enter pipeline systemCollector entrancePortland General Electric 8Fish guidance release siteNorth Fork Fish Guidance EvaluationPortland General ElectricSpecies Release Groups Released Collected FGE 95% CI % FSCChinook1 1 55 48 0.87 0.76 – 0.94 92%Coho 5 455 429 0.94 0.92 – 0.96 75%Steelhead 3 266 249 0.94 0.90 – 0.96 60%North Fork Fish Guidance Evaluation9Chinook SteelheadCohoPortland General ElectricJuvenile Migrant Pipeline10Pipeline Length: 7.1 milesDiameter: 18 inchesFlow: 7 cfsWater Travel Time: ~ 90 min.Portland General ElectricJuvenile Migrant Sampling Facility11Timer based samplingDaily enumeration by species and life stageCollection of fish for evaluationsPIT detection arrayPortland General ElectricJuvenile Pipeline Evaluation - 201612Species N Injury Mortality Median Travel Time (h)Coho 137 0.7% 0.0% 2.6 - 4.7Steelhead 195 0.5% 0.0% 1.9 – 2.0Portland General Electric 1314River Mill surface collectorCommissioned in 2012500 cfs attraction flow tied to PHPortland General Electric 15Release siteRiver Mill Fish Guidance EvaluationPortland General ElectricRiver Mill Fish Guidance Evaluation1698.3% 97.5%98.9%Project-Wide Passage (2016)17Combined North Fork and River Mill DetectionsSpecies d Est 95% CICoho 382 95.3% 92.7-97.0%Steelhead 254 95.5% 92.3-97.4%North ForkHigh guidance (>85%) all flows tested for coho & steelheadChinook guidance high at low flows, moderate at high/spill flowsFurther testing plannedRiver MillHigh guidance under all conditions for all speciesVery low injury and mortality rates in bothbypass systemsConclusions18Acknowledgements19Sean Flak - PGE EngineerPeter Christensen - R2 Resource ConsultantsDoug Cramer - Retired PGE BiologistJohn Esler – PGE License Manager Resource AgenciesCountless other design engineers, vendors, and construction contractors20Portland General ElectricSpecies Release Groups Released Collected FGE 95% CIChinook1 1 55 48 0.87 0.76 – 0.94Coho 5 455 429 0.94 0.92 – 0.96Steelhead 3 266 249 0.94 0.90 – 0.96North Fork Fish Guidance Evaluation - 201621

Successful downstream passage of juvenile salmonids at a run-of-river hydro project in the Pacific Northwest

https://scholarworks.umass.edu/cgi/viewcontent.cgi?article=2181&amp;context=fishpassage_conference

Successful downstream passage of juvenile salmonids at a run-of-river hydro project in the Pacific Northwest

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