Tomichi -- Cataloging Unit 14020003

• Gunnison Subregion 1402
  
• Upper Colorado Region 14 (There are 62 cataloging units in this region.)
  The state composition by area is 100.0% Colorado.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 2873.5 km² ( 1109.9 mi² ) [% in USA = 44.01, % in Region = 29.03]
  The area from the USGS is 1090 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 890)

  IV. Elevation Analysis

  This analysis is based on 1147473 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 2948.9 m ( 9674.8 ft ) [% in USA = 99.86, % in Region = 96.77]
  The elevation standard deviation is 331.2 m ( 1086.6 ft ) [% in USA = 85.79, % in Region = 48.39]
  The coefficient of variation is 11.2 %.
  The vertical relief is 1938.7 m ( 6360.5 ft ) [% in USA = 86.31, % in Region = 43.55]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	2341.0	2526.2	2638.3	2742.6	2828.4	2924.0	3008.8	3108.6	3229.5	3391.6	4279.7
  feet	7680.4	8288.0	8655.7	8997.9	9279.4	9593.1	9871.3	10198.7	10595.3	11127.2	14040.8

  

  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	23.6	14.7	0.008	0.013	10.71	22.58
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	11.29
  Perennial Streams	997.5	619.9	0.347	0.559	64.09	90.32
  Intermittent Streams	724.9	450.5	0.252	0.406	38.37	9.68
  Canals	24.2	15.1	0.008	0.014	64.33	46.77
  1° roads	0.0	0.0	0.000	0.000	30.84	59.68
  2° roads	68.6	42.6	0.024	0.038	47.09	74.19
  3° roads	50.5	31.4	0.018	0.028	18.62	40.32
  4° roads	1933.0	1201.4	0.673	1.082	15.30	51.61
  Total Roads	2052.2	1275.4	0.714	1.149	15.06	51.61
  Railroads	0.0	0.0	0.000	0.000	12.60	54.84
  Pipes and Powerlines	116.2	72.2	0.040	0.065	61.63	80.65

  
  Of the natural water in this HUC, 41.52% (by length) is intermittent [% in USA = 44.62, % in Region = 14.52]

  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