Fourche La Fave -- Cataloging Unit 11110206

• Lower Arkansas-Fourche La Fave Accounting Unit 111102
  
• Lower Arkansas Subregion 1111
  
• Arkansas-White-Red Region 11 (There are 173 cataloging units in this region.)
  The state composition by area is 100.0% Arkansas.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 2877.7 km² ( 1111.6 mi² ) [% in USA = 44.15, % in Region = 39.31]
  The area from the USGS is 1100 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 931)

  IV. Elevation Analysis

  This analysis is based on 1152093 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 230.2 m ( 755.2 ft ) [% in USA = 28.71, % in Region = 21.39]
  The elevation standard deviation is 96.5 m ( 316.6 ft ) [% in USA = 54.71, % in Region = 71.10]
  The coefficient of variation is 41.9 %.
  The vertical relief is 676.7 m ( 2220.1 ft ) [% in USA = 59.92, % in Region = 82.66]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	76.0	107.6	133.2	162.7	197.5	222.7	251.7	278.9	305.6	351.4	752.7
  feet	249.3	353.0	437.0	533.8	648.0	730.6	825.8	915.0	1002.6	1152.9	2469.5

  

  V. Map Line Analysis

  Note- percentiles are for the feature density, not for the raw total lengths.
  

  line type	km	mi	km/km²	mi/mi²	% in USA	% in Region
  Perennial Shoreline	485.1	301.5	0.169	0.271	75.51	78.61
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	9.25
  Perennial Streams	1022.8	635.7	0.355	0.572	64.99	91.33
  Intermittent Streams	1934.9	1202.6	0.672	1.082	86.03	80.35
  Canals	6.9	4.3	0.002	0.004	52.11	75.14
  1° roads	0.0	0.0	0.000	0.000	30.84	24.86
  2° roads	49.4	30.7	0.017	0.028	38.23	19.65
  3° roads	331.3	205.9	0.115	0.185	77.21	80.92
  4° roads	2806.1	1744.0	0.975	1.569	34.53	27.17
  Total Roads	3186.9	1980.6	1.107	1.782	36.62	30.64
  Railroads	18.9	11.8	0.007	0.011	18.10	5.20
  Pipes and Powerlines	63.1	39.2	0.022	0.035	40.69	35.84

  
  Of the natural water in this HUC, 56.20% (by length) is intermittent [% in USA = 56.61, % in Region = 24.86]

  VI. Other sites

  • EPA- Surf Your Watershed - Index of Watershed Indicators
  • USGS- Science in Your Watershed - Selected Realtime Streamflow Stations
  • CTIC- Known Your Watershed

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  1999 SEPT 4, Last updated on 2003 JAN 23
  
  D.L. Gustafson, dlg@rapid.msu.montana.edu