Middle Sevier -- Cataloging Unit 16030003

• Escalante Desert-Sevier Lake Subregion 1603
  
• Great Basin Region 16 (There are 71 cataloging units in this region.)
  The state composition by area is 100.0% Utah.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 4861.4 km² ( 1877.8 mi² ) [% in USA = 76.17, % in Region = 57.75]
  The area from the USGS is 1850 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1349)

  IV. Elevation Analysis

  This analysis is based on 1941812 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 2146.4 m ( 7041.9 ft ) [% in USA = 95.55, % in Region = 88.73]
  The elevation standard deviation is 435.7 m ( 1429.4 ft ) [% in USA = 93.84, % in Region = 92.96]
  The coefficient of variation is 20.3 %.
  The vertical relief is 2145.7 m ( 7039.6 ft ) [% in USA = 90.81, % in Region = 80.28]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	1512.3	1613.0	1712.0	1837.9	1958.9	2093.7	2218.0	2359.2	2507.7	2789.3	3658.0
  feet	4961.6	5291.9	5616.7	6029.8	6426.8	6869.0	7276.8	7740.1	8227.3	9151.1	12001.2

  

  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	140.7	87.5	0.029	0.047	25.39	63.38
  Intermittent Shoreline	11.9	7.4	0.002	0.004	67.03	70.42
  Perennial Streams	926.1	575.6	0.191	0.307	38.28	71.83
  Intermittent Streams	2457.5	1527.3	0.506	0.813	69.92	39.44
  Canals	387.8	241.0	0.080	0.128	90.38	85.92
  1° roads	164.4	102.2	0.034	0.054	82.43	91.55
  2° roads	124.7	77.5	0.026	0.041	50.17	81.69
  3° roads	157.3	97.8	0.032	0.052	33.25	63.38
  4° roads	4120.4	2560.8	0.848	1.364	25.25	77.46
  Total Roads	4566.9	2838.3	0.939	1.512	27.00	78.87
  Railroads	110.0	68.4	0.023	0.036	32.26	66.20
  Pipes and Powerlines	190.5	118.4	0.039	0.063	60.63	88.73

  
  Of the natural water in this HUC, 69.83% (by length) is intermittent [% in USA = 69.87, % in Region = 29.58]

  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