Little -- Cataloging Unit 11090203

• Lower Canadian Accounting Unit 110902
  
• Lower Canadian Subregion 1109
  
• Arkansas-White-Red Region 11 (There are 173 cataloging units in this region.)
  The state composition by area is 100.0% Oklahoma.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 2620.1 km² ( 1012.1 mi² ) [% in USA = 37.14, % in Region = 32.37]
  The area from the USGS is 976 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 335)

  IV. Elevation Analysis

  This analysis is based on 1045913 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 313.6 m ( 1028.9 ft ) [% in USA = 40.41, % in Region = 37.57]
  The elevation standard deviation is 37.2 m ( 122.0 ft ) [% in USA = 29.28, % in Region = 24.86]
  The coefficient of variation is 11.9 %.
  The vertical relief is 188.2 m ( 617.4 ft ) [% in USA = 26.39, % in Region = 22.54]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	219.8	270.6	274.9	292.0	304.0	305.9	330.3	335.0	348.3	365.0	408.0
  feet	721.1	887.8	901.9	958.0	997.4	1003.6	1083.6	1099.1	1142.7	1197.5	1338.6

  

  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	375.5	233.3	0.143	0.231	69.82	71.10
  Intermittent Shoreline	3.6	2.2	0.001	0.002	58.55	42.77
  Perennial Streams	611.9	380.3	0.234	0.376	45.76	72.25
  Intermittent Streams	381.8	237.3	0.146	0.234	25.30	4.62
  Canals	0.0	0.0	0.000	0.000	35.62	56.65
  1° roads	62.4	38.8	0.024	0.038	73.99	82.08
  2° roads	68.0	42.3	0.026	0.042	50.73	34.68
  3° roads	229.5	142.7	0.088	0.141	68.50	74.57
  4° roads	4046.0	2514.6	1.544	2.485	80.48	91.91
  Total Roads	4406.0	2738.3	1.682	2.706	79.39	90.75
  Railroads	112.4	69.9	0.043	0.069	52.20	49.13
  Pipes and Powerlines	156.0	96.9	0.060	0.096	78.78	78.03

  
  Of the natural water in this HUC, 28.07% (by length) is intermittent [% in USA = 31.93, % in Region = 6.36]

  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