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Channel Delineation

Minimum Channel Length (m)

Critical Source Area (ha)

Build Channels

Minimum Channel Length (ft)

Critical Source Area (acre)

Build Channels

Status

Summary

Outlet

Use Cursor

Specify Lon/Lat

Specify Lon/Lat

Use Cursor (Don't Select a Confluence)

Status

Summary

Subcatchments Delineation

Advanced Options

Clip Hillslopes

WEPP can overpredict erosion with long hillslopes. Clipping will restrict the length and maintain area by increasing the width of the hillslope.

Clip Hillslopes

Hillslope Clip Length (m)

Build Subcatchments

Status

Summary

Rangeland Cover Options

Determine Per Hillslope (USGS NLCD Shrubland 2016)

Determine Per Hillslope (RAP)

Single Cover for Watershed

Year to obtain RAP cover data:

Default Foliar Cover (%)

Bunch Grass

Forbs/Annuals

Sod Grass

Shrub

Default Ground Cover (%)

Basal Plant Cover

Rock

Litter

Biological Crusts Cover

Build Rangeland Cover

Status

Summary

Landuse Options

Determine Per Hillslope

Single Landuse for Watershed

Select landuse: 0 — No Data 11 — Open Water 12 — Perennial Ice/Snow 21 — Low Intensity Residential 22 — High Intensity Residential 23 — Commercial/Industrial/Transportation 24 — Developed, High Intensity 31 — Bare Rock/Sand/Clay 32 — Quarries/Strip Mines/Gravel Pits 33 — Transitional 41 — Deciduous Forest 42 — Evergreen Forest 43 — Mixed Forest 51 — Shrubland 52 — Shrub/Scrub 61 — Orchards/Vineyards/Other 71 — Grasslands/Herbaceous 72 — Sedge/Herbaceous 73 — Lichens 74 — Moss 81 — Pasture/Hay 82 — Row Crops 83 — Small Grains 84 — Fallow 85 — Urban/Recreational Grasses 90 — Woody Wetlands 91 — Palustrine Forested Wetland 92 — Palustrine Scrub/Shrub Wetland 93 — Estuarine Forested Wetland 94 — Estuarine Scrub/Shrub Wetland 95 — Emergent Herbaceous Wetlands 96 — Palustrine Emergent Wetland (Persistent) 97 — Estaurine Emergent Wetland 98 — Palustrine Aquatic Bed 99 — Estaurine Aquatic Bed 100 — Tahoe Bare 101 — Tahoe Sod Grass 102 — Tahoe Old Forest 103 — Tahoe Bunch Grass 104 — Tahoe Shrub 105 — Tahoe High Severity Fire 106 — Tahoe Low Severity Fire 107 — Tahoe Young Forest 108 — Tahoe Mulch 109 — Tahoe Mulch Tilled 110 — Tahoe Prescribed Fire 111 — Tahoe Skid Trail 112 — Tahoe Yr1 Recovery After Fire 113 — Tahoe Yr1 Recovery After Thinning 114 — Tahoe Yr2 Recovery After Fire 115 — Tahoe Thinning 93 Cover (Cable) 116 — Tahoe Thinning 90 Cover (Forwarder) 117 — Tahoe Thinning 85 Cover (Skidder) 118 — Tahoe Moderate Severity Fire 119 — Tahoe Shrub High Severity Fire 120 — Tahoe Shrub Moderate Severity Fire 121 — Tahoe Shrub Low Severity Fire 122 — Tahoe Shrub Prescribed Fire 123 — Tahoe Thinning 96 Cover 124 — Tahoe Thinning 75 Cover 130 — No Burn 131 — Low Severity Fire 132 — Moderate Severity Fire 133 — High Severity Fire 140 — Disturbed WEPP:Fire-High severity every year 141 — Disturbed WEPP:Fire-High severity-every 10th year 142 — Disturbed WEPP:Fire-Low severity every year-Disturbed WEPP 143 — Disturbed WEPP:Fire-Low severity-every 10th year-Disturbed WEPP 145 — Disturbed WEPP:Forest 146 — Disturbed WEPP:Short grass prarie 147 — Disturbed WEPP:Shrub rangeland 148 — Disturbed WEPP:Skid trail-every year 149 — Disturbed WEPP:Tall grass prarie 150 — Disturbed WEPP:Tree-5 yr old forest 151 — Disturbed WEPP:Tree-20 yr old forest 160 — Agriculture: Alfalfa with Cuttings 161 — Agriculture: Palouse: Barley- Conventional Till 162 — Agriculture: Palouse: Barley- Mulch Till 163 — Agriculture: Palouse: Barley- No Till 164 — Agriculture: Corn, Soybean, Wheat, Alfalfa (4yrs)- Consv Till 165 — Agriculture: Corn, Soybean, Wheat, Alfalfa (4yrs)- Conv Till 166 — Agriculture: Corn, Soybean, Wheat, Alfalfa (4yrs)- No Till 167 — Agriculture: Corn, Soybean- Fall Moldboard Plow 168 — Agriculture: Corn, Soybean- Mulch Till 169 — Agriculture: Corn, Soybean- No Till 170 — Agriculture: Corn, Soybean- Spring Chisel Plow 171 — Agriculture: Corn- Fall Moldboard Plow 172 — Agriculture: Corn- Fall Mulch Till 173 — Agriculture: Corn- No Till 174 — Agriculture: Corn- Spring Chisel Plow 175 — Agriculture: Corn- Fallow Tilled 176 — Agriculture: Corn- Fallow Tilled 0.5% Contours 177 — Agriculture: Soybean- Fall Moldboard Plow 178 — Agriculture: Soybean- Fall Mulch Till 179 — Agriculture: Soybean- No Till 180 — Agriculture: Soybean- Spring Chisel Plow 181 — Agriculture: Winter Wheat- Continuous, No Till 182 — Agriculture: Winter Wheat- Conventional Till 183 — Agriculture: Winter Wheat- Mulch Till

Select Landcover Map

Select Landcover DB:

nlcd/2019 nlcd/2016 nlcd/2013 nlcd/2011 nlcd/2008 nlcd/2006 nlcd/2004 nlcd/2001 emapr/v1/landcover/vote/2017 emapr/v1/landcover/vote/2016 emapr/v1/landcover/vote/2015 emapr/v1/landcover/vote/2014 emapr/v1/landcover/vote/2013 emapr/v1/landcover/vote/2012 emapr/v1/landcover/vote/2011 emapr/v1/landcover/vote/2010 emapr/v1/landcover/vote/2009 emapr/v1/landcover/vote/2008 emapr/v1/landcover/vote/2007 emapr/v1/landcover/vote/2006 emapr/v1/landcover/vote/2005 emapr/v1/landcover/vote/2004 emapr/v1/landcover/vote/2003 emapr/v1/landcover/vote/2002 emapr/v1/landcover/vote/2001 emapr/v1/landcover/vote/2000 emapr/v1/landcover/vote/1999 emapr/v1/landcover/vote/1998 emapr/v1/landcover/vote/1997 emapr/v1/landcover/vote/1996 emapr/v1/landcover/vote/1995 emapr/v1/landcover/vote/1994 emapr/v1/landcover/vote/1993 emapr/v1/landcover/vote/1992 emapr/v1/landcover/vote/1991 emapr/v1/landcover/vote/1990 emapr/v1/landcover/vote/1989 emapr/v1/landcover/vote/1988 emapr/v1/landcover/vote/1987 emapr/v1/landcover/vote/1986 emapr/v1/landcover/vote/1985 emapr/v1/landcover/vote/1984

Build Landuse

Status

Summary

Soil Options

Determine Per Hillslope

Single Soil for Watershed (MUKEY)

Single Soil for Watershed (Database)

Initial Soil Saturation (fraction; used for single storm climates only):

Mukey for single soil:

Select soil: Forest2006/Forest silt loam.sol Forest2006/High sev fire-clay loam.sol Forest2006/Skid sandy loam.sol Forest2006/Tall Grass clay loam.sol Forest2006/Young forest loam.sol Forest2006/Forest sandy loam.sol Forest2006/Young forest silt loam.sol Forest2006/Skid-clay loam.sol Forest2006/Low sev fire-clay loam.sol Forest2006/Short Grass-silt-Loam.sol Forest2006/Short Grass sandy loam.sol Forest2006/Low sev fire-loam.sol Forest2006/Short Grass clay loam.sol Forest2006/Low sev fire-sandy loam.sol Forest2006/Tall Grass silt loam.sol Forest2006/Shrub loam.sol Forest2006/Shrub sandy loam.sol Forest2006/Young forest sandy loam.sol Forest2006/Shrub silt loam.sol Forest2006/Tall Grass sandy loam.sol Forest2006/High sev fire-silt loam.sol Forest2006/Skid-silt loam.sol Forest2006/High sev fire-loam.sol Forest2006/Tall Grass loam.sol Forest2006/Low sev fire-silt loam.sol Forest2006/Short Grass loam.sol Forest2006/Skid-loam.sol Forest2006/Young forest clay loam.sol Forest2006/Forest clay loam.sol Forest2006/Shrub clay loam.sol Forest2006/High sev fire-sandy loam.sol Forest2006/Forest loam.sol Forest/Forest silt loam.sol Forest/High sev fire-clay loam.sol Forest/Skid sandy loam.sol Forest/Tall Grass clay loam.sol Forest/Young forest loam.sol Forest/Forest sandy loam.sol Forest/Young forest silt loam.sol Forest/Skid-clay loam.sol Forest/Low sev fire-clay loam.sol Forest/Short Grass-silt-Loam.sol Forest/Short Grass sandy loam.sol Forest/Low sev fire-loam.sol Forest/Short Grass clay loam.sol Forest/Low sev fire-sandy loam.sol Forest/Tall Grass silt loam.sol Forest/Shrub loam.sol Forest/Shrub sandy loam.sol Forest/Young forest sandy loam.sol Forest/Shrub silt loam.sol Forest/Tall Grass sandy loam.sol Forest/High sev fire-silt loam.sol Forest/Skid-silt loam.sol Forest/High sev fire-loam.sol Forest/Tall Grass loam.sol Forest/Low sev fire-silt loam.sol Forest/Short Grass loam.sol Forest/Skid-loam.sol Forest/Young forest clay loam.sol Forest/Forest clay loam.sol Forest/Shrub clay loam.sol Forest/High sev fire-sandy loam.sol Forest/Forest loam.sol

Advanced Options

Use internal hydraulic conductivity adjustments (ksflag)

Does not affect 9001 and 9002 soils

ksflag

Build Soils

Status

Summary

Climate Options

Use CLIGEN

User Defined Climate

User Defined

Spatial Mode

Single Climate
Multiple Climates (this is slow)

Upload .cli

Select Station

Filter

Closest

Multi-Factor Ranking (Considers Distance, Elevation, and Climate)

View PAR

Climate Method

"Vanilla" CLIGEN
PRISM Modified
Observed (DAYMET) [1980 - 2021]
Observed (DAYMET) with PRISM Revision [1980 - 2021]
Observed (GRIDMET) with PRISM Revision [1980 - Present]
Future (CMIP5) [2006 - 2099]
Single Storm

Spatial Mode

Single Climate
Multiple Climates (this is slow)

Stochastic Climate Generation

Number of years to simulate:

Observed Climate Database

Future Climate Database

Observed

Start Year:

End Year:

Future (CMIP5)

Start Year:

End Year:

Single Storm (Cligen)

Enter Month Day and Year of Storm (mo da yr):

Enter Design Storm Amount in Inches (e.g. 6.30)

Enter Storm Duration in Hours (e.g. 6)

Enter Time to Peak Intensity (% Duration e.g. .4)

Enter Maximum Intensity Inches/Hour (e.g. 3.0)

Build Climate

Status

Summary

RHEM

Run RHEM

Status

Summary