Upper South Platte -- Cataloging Unit 10190002

• South Platte Subregion 1019
  
• Missouri Region 10 (There are 310 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 4824.4 km² ( 1863.5 mi² ) [% in USA = 75.65, % in Region = 69.03]
  The area from the USGS is 1820 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 2172)

  IV. Elevation Analysis

  This analysis is based on 1926901 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 2442.1 m ( 8012.0 ft ) [% in USA = 98.63, % in Region = 97.74]
  The elevation standard deviation is 530.2 m ( 1739.5 ft ) [% in USA = 97.44, % in Region = 95.48]
  The coefficient of variation is 21.7 %.
  The vertical relief is 2762.6 m ( 9063.5 ft ) [% in USA = 97.63, % in Region = 98.71]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	1573.3	1742.4	1946.8	2133.0	2272.3	2409.7	2536.4	2669.5	2842.9	3227.6	4335.9
  feet	5161.7	5716.5	6387.1	6997.9	7455.0	7905.7	8321.4	8758.1	9327.0	10589.1	14225.2

  

  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	197.5	122.8	0.041	0.066	32.02	44.19
  Intermittent Shoreline	9.5	5.9	0.002	0.003	63.67	35.48
  Perennial Streams	2643.1	1642.7	0.548	0.882	86.78	97.74
  Intermittent Streams	438.1	272.3	0.091	0.146	18.10	3.55
  Canals	249.3	155.0	0.052	0.083	85.55	87.42
  1° roads	230.8	143.5	0.048	0.077	88.77	97.10
  2° roads	152.4	94.7	0.032	0.051	59.59	72.90
  3° roads	321.1	199.6	0.067	0.107	58.83	82.26
  4° roads	8549.2	5313.3	1.772	2.851	88.77	98.71
  Total Roads	9253.5	5751.1	1.918	3.086	87.54	98.39
  Railroads	227.6	141.5	0.047	0.076	56.37	76.45
  Pipes and Powerlines	73.3	45.5	0.015	0.024	31.60	43.55

  
  Of the natural water in this HUC, 13.61% (by length) is intermittent [% in USA = 18.24, % in Region = 1.61]

  VI. Other sites

  • EPA- Surf Your Watershed - Index of Watershed Indicators
  • USGS- Science in Your Watershed - Selected Realtime Streamflow Stations
  • CTIC- Known Your Watershed

  ---

  1999 SEPT 4, Last updated on 2003 JAN 23
  
  D.L. Gustafson, dlg@rapid.msu.montana.edu