Lower White -- Cataloging Unit 08020303

• Lower White Accounting Unit 080203
  
• Lower Mississippi - St. Francis Subregion 0802
  
• Lower Mississippi Region 08 (There are 82 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 3541.4 km² ( 1367.9 mi² ) [% in USA = 56.89, % in Region = 65.85]
  The area from the USGS is 1360 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1158)

  IV. Elevation Analysis

  This analysis is based on 1414458 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 53.0 m ( 173.9 ft ) [% in USA = 8.81, % in Region = 42.68]
  The elevation standard deviation is 8.3 m ( 27.2 ft ) [% in USA = 3.93, % in Region = 28.05]
  The coefficient of variation is 15.7 %.
  The vertical relief is 82.9 m ( 272.0 ft ) [% in USA = 6.82, % in Region = 34.15]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	35.0	43.4	45.0	47.0	49.1	53.0	56.0	57.1	60.0	64.0	117.9
  feet	114.8	142.4	147.6	154.2	161.1	173.9	183.7	187.3	196.8	210.0	386.8

  

  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	1624.1	1009.4	0.459	0.738	95.41	80.49
  Intermittent Shoreline	28.8	17.9	0.008	0.013	82.57	81.71
  Perennial Streams	969.0	602.3	0.274	0.440	52.77	39.02
  Intermittent Streams	1764.9	1096.9	0.498	0.802	69.16	57.32
  Canals	848.1	527.1	0.239	0.385	97.63	82.93
  1° roads	0.0	0.0	0.000	0.000	31.12	8.54
  2° roads	91.2	56.7	0.026	0.041	50.40	31.71
  3° roads	558.0	346.8	0.158	0.254	86.45	63.41
  4° roads	3465.0	2153.5	0.978	1.574	34.86	30.49
  Total Roads	4114.3	2557.0	1.162	1.869	40.22	31.71
  Railroads	176.4	109.6	0.050	0.080	59.07	46.34
  Pipes and Powerlines	190.6	118.4	0.054	0.087	73.95	57.32

  
  Of the natural water in this HUC, 40.89% (by length) is intermittent [% in USA = 43.68, % in Region = 47.56]

  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