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Home My WebLink About20221472 Ver 1_StreamStats Little Willow Creek_20221013StreamStats Report Region ID: NC Workspace ID: NC20220812133803488000 Clicked Point (Latitude, Longitude): 35.29695,-82.58275 Time: 2022-08-12 09:38:25 -0400 �:p O Collapse All Basin Characteristics Parameter Code Parameter Description Value Unit BASINPERIM Perimeter of the drainage basin as defined in SIR 14.4 miles 2004-5262 BSLDEM30FT Mean basin slope, based on slope percent grid 28.7 percent CSL10_85fm Change in elevation between points 10 and 85 percent 195.22 feet of length along main channel to basin divide divided per mi by length between points ft per mi DRNAREA Area that drains to a point on a stream 4.38 square miles Parameter Code Parameter Description Value Unit ELEV Mean Basin Elevation 2530 feet ELEVMAX Maximum basin elevation 3280 feet 124H50Y Maximum 24-hour precipitation that occurs on average 8.31 inches once in 50 years LC01 BARE Percentage of area barren land, NLCD 2001 category 0 percent 31 LC01 CRPHAY Percentage of cultivated crops and hay, classes 81 8.8 percent and 82, from NLCD 2001 LC01 DEV Percentage of land -use from NLCD 2001 classes 21-24 5 percent LC01 FOREST Percentage of forest from NLCD 2001 classes 41-43 85.1 percent LC01 HERB Percentage of herbaceous upland from NLCD 2001 0.7 percent class 71 LC011MP Percent imperviousness of basin area 2001 NLCD 0.3 percent LC01 SHRUB Percent of area covered by shrubland using 2001 0.4 percent NLCD LC01 WATER Percentage of open water, class 11, from NLCD 2001 0 percent LC01 WETLND Percentage of wetlands, classes 90 and 95, from NLCD 0 percent 2001 LC06BARE Percent of area covered by barren rock using 2006 0 percent NLCD LC06DEV Percentage of land -use from NLCD 2006 classes 21-24 5 percent LC06FOREST Percentage of forest from NLCD 2006 classes 41-43 85.1 percent LC06GRASS Percent of area covered by grassland/herbaceous 0.7 percent using 2006 NLCD LC061MP Percentage of impervious area determined from NLCD 0.3 percent 2006 impervious dataset LC06PLANT Percent of area in cultivation using 2006 NLCD 8.8 percent LC06SHRUB Percent of area covered by shrubland using 2006 0.4 percent NLCD LC06WATER Percent of open water, class 11, from NLCD 2006 0 percent LC06WETLND Percent of area covered by wetland using 2006 NLCD 0 percent LC11 BARE Percentage of barren from NLCD 2011 class 31 0 percent Parameter Code Parameter Description Value Unit LC1 1 CRPHAY Percentage of cultivated crops and hay, classes 81 8.8 percent and 82, from NLCD 2011 LC11 DEV Percentage of developed (urban) land from NLCD 2011 5 percent classes 21-24 LC11 FOREST Percentage of forest from NLCD 2011 classes 41-43 81.2 percent LC1 1 GRASS Percent of area covered by grassland/herbaceous 2.2 percent using 2011 NLCD LC111MP Average percentage of impervious area determined 0.3 percent from NLCD 2011 impervious dataset LC11 SHRUB Percent of area covered by shrubland using 2011 2.8 percent NLCD LC11 WATER Percent of open water, class 11, from NLCD 2011 0 percent LC11 WETLND Percentage of wetlands, classes 90 and 95, from NLCD 0 percent 2011 LC92FOREST Percentage of forest from NLCD 1992 classes 41-43 91.1 percent LFPLENGTH Length of longest flow path 4.269 miles LU92BARE Percent of area covered by barren rock using 1992 0 percent NLCD LU92DEV Percent of area covered by all densities of developed 0 percent land using 1992 NLCD LU92PLANT Percent of area in cultivation using 1992 NLCD 8.9 percent LU92WATER Percent of area covered by water using 1992 NLCD 0 percent LU92WETLN Percent of area covered by wetland using 1992 NLCD 0 percent MINBELEV Minimum basin elevation 2070 feet OUTLETELEV Elevation of the stream outlet in feet above NAVD88 2068 feet PCTREG1 Percentage of drainage area located in Region 1 - 0 percent Piedmont / Ridge and Valley PCTREG2 Percentage of drainage area located in Region 2 - Blue 100 percent Ridge PCTREG3 Percentage of drainage area located in Region 3 - 0 percent Sandhills PCTREG4 Percentage of drainage area located in Region 4 - 0 percent Coastal Plains Parameter Code Parameter Description Value Unit PCTREG5 Percentage of drainage area located in Region 5 - 0 percent Lower Tifton Uplands PRECIP Mean Annual Precipitation 67.5 inches PROTECTED Percent of area of protected Federal and State owned 0 percent land SSURGOA Percentage of area of Hydrologic Soil Type A from 0.5 percent SSURGO SSURGOB Percentage of area of Hydrologic Soil Type B from 97.7 percent SSURGO SSURGOC Percentage of area of Hydrologic Soil Type C from 1.4 percent SSURGO SSURGOD Percentage of area of Hydrologic Soil Type D from 0.3 percent SSURGO Peak -Flow Statistics Peak -Flow Statistics Parameters [Peak Southeast US over 1 sgmi 2009 5158] Parameter Code Parameter Name Value Units Min Limit Max Limit DRNAREA Drainage Area 4.38 square miles 1 9000 PCTREG1 Percent Area in Region 1 0 percent 0 100 PCTREG2 Percent Area in Region 2 100 percent 0 100 PCTREG3 Percent Area in Region 3 0 percent 0 100 PCTREG4 Percent Area in Region 4 0 percent 0 100 PCTREG5 Percent Area in Region 5 0 percent 0 100 Peak -Flow Statistics Flow Report [Peak Southeast US over 1 sgmi 2009 5158] PII: Prediction Interval -Lower, Plu: Prediction Interval -Upper, ASEp: Average Standard Error of Prediction, SE: Standard Error (other -- see report) Statistic Value Unit PII Plu ASEp 50-percent AEP flood 347 ft"3/s 198 608 34.5 20-percent AEP flood 632 ft"3/s 363 1100 34 Statistic Value Unit PII Plu 10-percent AEP flood 855 ft"3/s 482 1520 4-percent AEP flood 1160 ft"3/s 631 2130 2-percent AEP flood 1380 ft"3/s 726 2620 1-percent AEP flood 1650 ft"3/s 838 3250 0.5-percent AEP flood 1880 ft"3/s 921 3840 0.2-percent AEP flood 2250 ft"3/s 1050 4830 Peak-FlowStatistics Citations ASEp 35.1 37.5 39.6 41.9 44.3 47.7 Weaver, J.C., Feaster, T.D., and Gotvald, A.J.,2009, Magnitude and frequency of rural floods in the Southeastern United States, through 2006—Volume 2, North Carolina: U.S. Geological Survey Scientific Investigations Report 2009-5158, 111 p. (http://pubs.usgs.gov/sir/2009/5158/) Bankfull Statistics Bankfull Statistics Parameters [Appalachian Highlands D Bieger 2015] Parameter Code Parameter Name Value Units Min Limit Max Limit DRNAREA Drainage Area 4.38 square miles 0.07722 940.1535 Bankfull Statistics Parameters [Blue Ridge P Bieger 2015] Parameter Code Parameter Name Value Units Min Limit Max Limit DRNAREA Drainage Area 4.38 square miles 5.459454 125.999874 Bankfull Statistics Parameters [USA Bieger 2015] Parameter Code Parameter Name Value Units Min Limit Max Limit DRNAREA Drainage Area 4.38 square miles 0.07722 59927.7393 Bankfull Statistics Flow Report [Appalachian Highlands D Bieger 2015] Statistic Value Unit Bieger_D_channel_width 28 ft Bieger_D_channel_depth 1.71 ft Statistic Value Unit Bieger_D_channel_cross_sectional-area 48.8 ft"2 Bankfull Statistics Disclaimers [Blue Ridge P Bieger 2015] One or more of the parameters is outside the suggested range. Estimates were extrapolated with unknown errors. Bankfull Statistics Flow Report [Blue Ridge P Bieger 20151 Statistic Value Unit Bieger_P_channel_width 31.9 ft Bieger_P_channel_depth 1.74 ft Bieger_P_channel_cross_section al -area 57.7 ft"2 Bankfull Statistics Flow Report [USA Bieger 2015] Statistic Value Unit Bieger_USA_channel_width 20.8 ft Bieger_USA_channel_depth 1.65 ft Bieger_USA_channel_cross_sectional_area 37.9 ft"2 Bankfull Statistics Flow Report [Area -Averaged] Statistic Value Unit Bieger_D_channel_width 28 ft Bieger_D_channel_depth 1.71 ft Bieger_D_channel_cross_sectional_area 48.8 ft"2 Bieger_P_channel_width 31.9 ft Bieger_P_channel_depth 1.74 ft Bieger_P_channel_cross_sectional_area 57.7 ft"2 Bieger_USA_channel_width 20.8 ft Bieger_USA_channel_depth 1.65 ft Bieger_USA_channel_cross_sectional_area 37.9 ft"2 Bankfull Statistics Citations Bieger, Katrin; Rathjens, Hendrik; Allen, Peter M.; and Arnold, Jeffrey G.,2015, Development and Evaluation of Bankfull Hydraulic Geometry Relationships for the Physiographic Regions of the United States, Publications from USDA-ARS / UNL Faculty, 17p. 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