Monument-Seminole Draws -- Cataloging Unit 12080003

• Upper Colorado Subregion 1208
  
• Texas-Gulf Region 12 (There are 122 cataloging units in this region.)
  The state composition by area is 54.0% Texas, 46.0% New Mexico.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 6872.6 km² ( 2654.7 mi² ) [% in USA = 91.57, % in Region = 89.34]
  The area from the USGS is 2680 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 591)

  IV. Elevation Analysis

  This analysis is based on 2744278 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 1106.4 m ( 3629.9 ft ) [% in USA = 74.61, % in Region = 96.72]
  The elevation standard deviation is 118.0 m ( 387.1 ft ) [% in USA = 59.83, % in Region = 92.62]
  The coefficient of variation is 10.7 %.
  The vertical relief is 457.0 m ( 1499.3 ft ) [% in USA = 51.49, % in Region = 86.07]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	896.0	963.0	990.0	1022.9	1051.0	1087.5	1124.2	1170.0	1231.0	1287.0	1353.0
  feet	2939.6	3159.4	3248.0	3355.9	3448.1	3567.9	3688.3	3838.5	4038.7	4222.4	4438.9

  

  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	9.1	5.7	0.001	0.002	3.93	1.64
  Intermittent Shoreline	178.2	110.7	0.026	0.042	93.79	84.43
  Perennial Streams	0.0	0.0	0.000	0.000	1.99	2.46
  Intermittent Streams	418.8	260.3	0.061	0.098	14.78	17.21
  Canals	2.0	1.3	0.000	0.000	39.74	51.64
  1° roads	1.1	0.7	0.000	0.000	35.24	18.85
  2° roads	194.4	120.9	0.028	0.046	54.24	42.62
  3° roads	293.0	182.1	0.043	0.069	41.26	53.28
  4° roads	11577.7	7195.6	1.685	2.711	85.93	79.51
  Total Roads	12066.2	7499.2	1.756	2.825	82.99	78.69
  Railroads	56.2	35.0	0.008	0.013	19.04	9.84
  Pipes and Powerlines	339.5	211.0	0.049	0.079	70.30	68.03

  
  Of the natural water in this HUC, 98.49% (by length) is intermittent [% in USA = 96.40, % in Region = 100.00]

  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