Upper Sevier -- Cataloging Unit 16030001

• 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 3086.6 km² ( 1192.2 mi² ) [% in USA = 48.56, % in Region = 35.21]
  The area from the USGS is 1180 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 813)

  IV. Elevation Analysis

  This analysis is based on 1233212 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 2398.9 m ( 7870.3 ft ) [% in USA = 98.20, % in Region = 98.59]
  The elevation standard deviation is 315.4 m ( 1034.8 ft ) [% in USA = 84.56, % in Region = 63.38]
  The coefficient of variation is 13.1 %.
  The vertical relief is 1655.1 m ( 5430.1 ft ) [% in USA = 80.34, % in Region = 38.03]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	1823.1	2012.0	2131.9	2197.9	2287.2	2375.8	2438.0	2534.2	2663.3	2860.1	3478.2
  feet	5981.2	6601.0	6994.3	7210.9	7503.8	7794.5	7998.6	8314.2	8737.8	9383.4	11411.3

  

  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	53.5	33.2	0.017	0.028	18.10	54.93
  Intermittent Shoreline	15.6	9.7	0.005	0.008	76.69	83.10
  Perennial Streams	472.3	293.5	0.153	0.246	32.73	67.61
  Intermittent Streams	2426.6	1508.2	0.786	1.265	92.80	84.51
  Canals	128.7	80.0	0.042	0.067	82.52	71.83
  1° roads	0.0	0.0	0.000	0.000	30.84	53.52
  2° roads	110.3	68.6	0.036	0.058	65.42	92.96
  3° roads	141.0	87.6	0.046	0.073	43.53	77.46
  4° roads	2427.3	1508.6	0.786	1.265	21.60	70.42
  Total Roads	2678.6	1664.8	0.868	1.396	22.88	70.42
  Railroads	0.0	0.0	0.000	0.000	12.60	32.39
  Pipes and Powerlines	56.0	34.8	0.018	0.029	35.86	69.01

  
  Of the natural water in this HUC, 82.29% (by length) is intermittent [% in USA = 80.81, % in Region = 43.66]

  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