Cache -- Cataloging Unit 08020302

• 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 97.7% Arkansas, 2.3% Missouri.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 5183.8 km² ( 2002.3 mi² ) [% in USA = 79.96, % in Region = 87.80]
  The area from the USGS is 2000 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1432)

  IV. Elevation Analysis

  This analysis is based on 2073486 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 75.3 m ( 247.0 ft ) [% in USA = 11.89, % in Region = 65.85]
  The elevation standard deviation is 18.9 m ( 62.0 ft ) [% in USA = 10.00, % in Region = 52.44]
  The coefficient of variation is 25.1 %.
  The vertical relief is 113.0 m ( 370.7 ft ) [% in USA = 10.71, % in Region = 52.44]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	45.0	54.0	59.2	65.0	68.0	72.9	75.0	80.0	86.0	99.5	158.0
  feet	147.6	177.2	194.2	213.3	223.1	239.2	246.1	262.5	282.1	326.4	518.4

  

  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	641.8	398.9	0.124	0.199	63.71	43.90
  Intermittent Shoreline	53.1	33.0	0.010	0.016	85.50	85.37
  Perennial Streams	958.1	595.5	0.185	0.297	37.75	17.07
  Intermittent Streams	3794.9	2358.6	0.732	1.178	89.39	86.59
  Canals	698.4	434.1	0.135	0.217	94.98	68.29
  1° roads	25.1	15.6	0.005	0.008	47.75	36.59
  2° roads	196.2	122.0	0.038	0.061	68.31	58.54
  3° roads	894.6	556.0	0.173	0.278	88.82	70.73
  4° roads	5245.7	3260.2	1.012	1.628	37.14	39.02
  Total Roads	6361.7	3953.8	1.227	1.975	45.10	40.24
  Railroads	214.2	133.1	0.041	0.066	50.78	31.71
  Pipes and Powerlines	259.8	161.5	0.050	0.081	70.82	48.78

  
  Of the natural water in this HUC, 70.63% (by length) is intermittent [% in USA = 70.44, % in Region = 96.34]

  VI. Other sites

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

  ---

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