South Wichita -- Cataloging Unit 11130205

• Red-Lake Texoma Accounting Unit 111302
  
• Red - Washita Subregion 1113
  
• Arkansas-White-Red Region 11 (There are 173 cataloging units in this region.)
  The state composition by area is 100.0% Texas.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 1833.2 km² ( 708.1 mi² ) [% in USA = 14.73, % in Region = 5.20]
  The area from the USGS is 702 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 214)

  IV. Elevation Analysis

  This analysis is based on 731288 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 522.1 m ( 1712.9 ft ) [% in USA = 57.51, % in Region = 59.54]
  The elevation standard deviation is 82.3 m ( 270.0 ft ) [% in USA = 51.07, % in Region = 61.85]
  The coefficient of variation is 15.8 %.
  The vertical relief is 392.0 m ( 1286.1 ft ) [% in USA = 47.61, % in Region = 58.38]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	368.0	417.0	440.8	462.6	493.2	520.5	543.5	557.2	595.6	639.6	760.0
  feet	1207.3	1368.1	1446.2	1517.7	1618.1	1707.7	1783.1	1828.1	1954.0	2098.4	2493.4

  

  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	19.3	12.0	0.011	0.017	12.74	13.29
  Intermittent Shoreline	3.8	2.4	0.002	0.003	64.23	50.87
  Perennial Streams	222.6	138.4	0.121	0.195	28.52	40.46
  Intermittent Streams	895.0	556.3	0.488	0.786	68.12	54.91
  Canals	0.0	0.0	0.000	0.000	35.62	56.65
  1° roads	0.2	0.1	0.000	0.000	34.30	31.79
  2° roads	73.1	45.5	0.040	0.064	70.77	65.90
  3° roads	13.0	8.1	0.007	0.011	8.24	0.58
  4° roads	1816.9	1129.2	0.991	1.595	35.86	29.48
  Total Roads	1903.2	1182.9	1.038	1.670	32.59	22.54
  Railroads	13.2	8.2	0.007	0.012	18.52	6.36
  Pipes and Powerlines	34.6	21.5	0.019	0.030	37.00	31.79

  
  Of the natural water in this HUC, 78.79% (by length) is intermittent [% in USA = 77.12, % in Region = 64.16]

  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