Frog-Mulberry -- Cataloging Unit 11110201

• 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 3288.1 km² ( 1270.1 mi² ) [% in USA = 52.20, % in Region = 47.98]
  The area from the USGS is 1270 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1289)

  IV. Elevation Analysis

  This analysis is based on 1313802 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 301.8 m ( 990.1 ft ) [% in USA = 38.99, % in Region = 34.10]
  The elevation standard deviation is 158.4 m ( 519.7 ft ) [% in USA = 65.70, % in Region = 86.13]
  The coefficient of variation is 52.5 %.
  The vertical relief is 673.1 m ( 2208.3 ft ) [% in USA = 59.83, % in Region = 81.50]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	106.0	122.0	152.0	181.1	213.0	245.0	316.7	395.2	460.5	539.5	779.1
  feet	347.8	400.3	498.7	594.2	698.8	803.8	1039.0	1296.6	1510.8	1770.0	2556.1

  

  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	447.8	278.3	0.136	0.219	67.50	68.21
  Intermittent Shoreline	10.5	6.6	0.003	0.005	70.87	57.23
  Perennial Streams	1167.0	725.3	0.355	0.571	64.95	90.75
  Intermittent Streams	1539.1	956.6	0.468	0.753	65.66	50.87
  Canals	0.0	0.0	0.000	0.000	35.62	56.65
  1° roads	74.9	46.5	0.023	0.037	72.71	81.50
  2° roads	110.4	68.6	0.034	0.054	62.39	52.02
  3° roads	421.3	261.8	0.128	0.206	80.58	83.24
  4° roads	3884.2	2414.1	1.181	1.901	52.20	53.18
  Total Roads	4490.8	2791.0	1.366	2.198	57.75	64.16
  Railroads	145.8	90.6	0.044	0.071	53.39	50.87
  Pipes and Powerlines	96.6	60.0	0.029	0.047	50.31	48.55

  
  Of the natural water in this HUC, 48.97% (by length) is intermittent [% in USA = 50.78, % in Region = 17.92]

  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