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HomeMy WebLinkAboutMap 6 Existing Conditions Hydraulic Model ResultsGF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project1-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project10-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Depth Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Depth (ft)0 - 0.10.1 - 0.50.5 - 11 - 1.51 - 22 - 2.52.5 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Shear Stress Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Shear Stress(lbs/sq ft)0 - 0.10.1 - 0.250.25 - 0.50.5 - 11 - 1.51.5 - 22 - 44 - 66 - 88 - 1010 - 12> 12 GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBrandeb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Flow Velocity Author: D. Stratten Date: 11/24/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\Hydraulics.mxdLambert conformal conic projection, NAD 1983 State Plane CoordinateSystem (WA North Zone). Parcel Boundaries (Jefferson County Assesor,2020). Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR LidarPortal). Hydraulic modeling performed using RiverFlow2D. Flows modeledrepresent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-yearflow of 73,600 cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings 0 - 0.10.1 - 0.50.5 - 11 - 22 - 33 - 44 - 55 - 66 - 88 - 1010 - 12> 12 Velocity(ft/s) GF GF GF GF GF GF GF GF GF GF GF GF GF O xb o w C a nyon R eachW illoughby Creek ReachElk CreekFloodplain SchmidtBar WilloughbyCampground 15 17 18 16 19 Upper Hoh Rd US 1 0 1HellRoaring C ree kW infieldCre e k Will oughbyCr eekE lk Creek AlderC reekSne ll Cr ee k 800,000 802,500 805,000 807,500 810,000 812,500 312,500315,000317,500320,000 1 2 3 4 5 Middle Hoh Resiliency Project100-Year Water Surface Elevation and FEMA Floodplain Author: D. Stratten Date: 11/25/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\WSE_and_FEMA_100yr.mxdLambert conformal conic projection, NAD 1983 State Plane Coordinate System(WA North Zone). Parcel Boundaries (Jefferson County Assesor, 2020).Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR Lidar Portal).Hydraulic modeling performed using RiverFlow2D. Flows modeled represent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-year flow of 73,600cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend FEMA 100-yr Floodplain GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Water SurfaceElevation (ft)189.6 - 214214 - 261237 - 261261 - 285285 - 309309 - 333333 - 357357 - 381381 - 405405 - 429429 - 453453 - 476.5 GF GF GF GF GF GF GF GF GF GF GF GF GF W illoughby Creek ReachMorgans Crossing Reach E lk C re ek F lo o d p la in S c hm id tB a rWilloughbyCampground Peterson'sBottom NaturalLog Jam Lower LidnerBar HighBluffs Jefferson CountyPublic Works UpperLidnerBar ClearCreekIsland22 2321 20 Lindner Creek LnOscar Peterson RdU p p e r H o h R d LindnerCreekRed Creek Clear Creek W illoughbyCreek812,500815,000 817,500 820,000 822,500 825,000 827,500 315,000317,500320,000 320,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Water Surface Elevation and FEMA Floodplain Author: D. Stratten Date: 11/25/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\WSE_and_FEMA_100yr.mxdLambert conformal conic projection, NAD 1983 State Plane Coordinate System(WA North Zone). Parcel Boundaries (Jefferson County Assesor, 2020).Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR Lidar Portal).Hydraulic modeling performed using RiverFlow2D. Flows modeled represent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-year flow of 73,600cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend FEMA 100-yr Floodplain GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Water SurfaceElevation (ft)189.6 - 214214 - 261237 - 261261 - 285285 - 309309 - 333333 - 357357 - 381381 - 405405 - 429429 - 453453 - 476.5 GF GF GF GF GF GF GF GF GF GFGF Morgans Crossing ReachSpruce Canyon Reach Jefferson Co un ty Public Works U p p e rLidnerBar ClearCreekIsland Morgan'sIsland Public BoatLaunch Jefferson CountyGravel Mine Spruce CanyonPublic AccessSpruce CanyonInletSpruceIslandErodingClay Bank26 24 25 23 M aple Creek R d U p pe r H o h R d MapleCreekDisma l Creek LindnerCreekT o w erCreek Pole Cree k Clear CreekRed Creek825,000827,500 830,000 832,500 835,000 837,500 840,000 312,500315,000317,500 317,5001 2 3 4 5 Middle Hoh Resiliency Project100-Year Water Surface Elevation and FEMA Floodplain Author: D. Stratten Date: 11/25/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\WSE_and_FEMA_100yr.mxdLambert conformal conic projection, NAD 1983 State Plane Coordinate System(WA North Zone). Parcel Boundaries (Jefferson County Assesor, 2020).Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR Lidar Portal).Hydraulic modeling performed using RiverFlow2D. Flows modeled represent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-year flow of 73,600cfs at US-101 bridge.¹0 500 1,000Feet ¹0 1 2Miles Legend FEMA 100-yr Floodplain GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Water SurfaceElevation (ft)189.6 - 214214 - 261237 - 261261 - 285285 - 309309 - 333333 - 357357 - 381381 - 405405 - 429429 - 453453 - 476.5 GF GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork ReachSpruce Canyon ReachSpruce CanyonPublic Access Spruce CanyonInlet SpruceIsland ErodingClay Bank FletcherRanch FletcherIsland Lewis ChannelFloodplain RichmondIsland LewisHomestead Hoh LotsHoh Lots U p p erBran deb erryIsland 27 29 28 Owl Creek RdR ain F orest R dBrandeberry RdMaple Creek Rd Maple Creek Rd U p p e r H o h R d C a n y o n CreekSpruceCreek Mapl e Creek OwlCreekDismalCree k840,000 842,500 845,000 847,500 850,000 852,500 307,500310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Water Surface Elevation and FEMA Floodplain Author: D. Stratten Date: 11/25/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\WSE_and_FEMA_100yr.mxdLambert conformal conic projection, NAD 1983 State Plane Coordinate System(WA North Zone). Parcel Boundaries (Jefferson County Assesor, 2020).Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR Lidar Portal).Hydraulic modeling performed using RiverFlow2D. Flows modeled represent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-year flow of 73,600cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend FEMA 100-yr Floodplain GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Water SurfaceElevation (ft)189.6 - 214214 - 261237 - 261261 - 285285 - 309309 - 333333 - 357357 - 381381 - 405405 - 429429 - 453453 - 476.5 GF GF GF GF GF GF GF GF GF GF Heulsdonk-South Fork Reach RichmondIsland LewisHomestead Hoh LotsHoh Lots UpperBrandeberryIsland CrippenHomesteadFloodplain Olympic National Park 30 31 32 Maple Creek Rd Upper Hoh Rd R a in F o r e s t R d T w in C r e e k SouthF o rk Ho hRiverT w i n C reek WestTwinCreek 850,000 850,000852,500 852,500855,000 857,500 860,000 862,500 310,000312,500315,0001 2 3 4 5 Middle Hoh Resiliency Project100-Year Water Surface Elevation and FEMA Floodplain Author: D. Stratten Date: 11/25/2020 Path: N:\Projects\Jefferson County\Middle Hoh Resiliency Plan\GIS\maps\mxd\Mapbooks\WSE_and_FEMA_100yr.mxdLambert conformal conic projection, NAD 1983 State Plane Coordinate System(WA North Zone). Parcel Boundaries (Jefferson County Assesor, 2020).Topographic data source: 2012 and 2014 LIDAR DEM (WA DNR Lidar Portal).Hydraulic modeling performed using RiverFlow2D. Flows modeled represent 1-year flow of 12,300 cfs, 10-year flow of 52,300 cfs, and 100-year flow of 73,600cfs at US-101 bridge. ¹0 500 1,000Feet ¹0 1 2Miles Legend FEMA 100-yr Floodplain GF USGS River Miles Reach Break Creeks & Streams Parcel Lines Roads (Public and Private) Buildings Water SurfaceElevation (ft)189.6 - 214214 - 261237 - 261261 - 285285 - 309309 - 333333 - 357357 - 381381 - 405405 - 429429 - 453453 - 476.5