Big Chino-Williamson Valley -- Cataloging Unit 15060201

• Verde Accounting Unit 150602
  
• Salt Subregion 1506
  
• Lower Colorado Region 15 (There are 85 cataloging units in this region.)
  The state composition by area is 100.0% Arizona.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 5618.1 km² ( 2170.1 mi² ) [% in USA = 83.99, % in Region = 71.76]
  The area from the USGS is 2170 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 909)

  IV. Elevation Analysis

  This analysis is based on 2243620 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 1686.1 m ( 5531.8 ft ) [% in USA = 87.30, % in Region = 65.88]
  The elevation standard deviation is 176.1 m ( 577.7 ft ) [% in USA = 68.59, % in Region = 24.71]
  The coefficient of variation is 10.4 %.
  The vertical relief is 1461.1 m ( 4793.6 ft ) [% in USA = 75.79, % in Region = 38.82]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	1158.0	1452.0	1524.4	1585.0	1629.0	1672.7	1721.9	1774.5	1834.6	1924.5	2619.1
  feet	3799.2	4763.7	5001.3	5200.1	5344.4	5487.8	5649.2	5821.8	6019.0	6313.9	8592.7

  

  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	7.1	4.4	0.001	0.002	3.60	28.24
  Intermittent Shoreline	31.2	19.4	0.006	0.009	78.11	74.12
  Perennial Streams	3.2	2.0	0.001	0.001	3.03	23.53
  Intermittent Streams	4472.0	2779.4	0.796	1.281	93.51	72.94
  Canals	4.2	2.6	0.001	0.001	43.77	43.53
  1° roads	104.3	64.9	0.019	0.030	67.60	81.18
  2° roads	17.8	11.1	0.003	0.005	19.23	40.00
  3° roads	40.1	24.9	0.007	0.011	8.34	21.18
  4° roads	4330.2	2691.3	0.771	1.240	20.37	55.29
  Total Roads	4492.5	2792.1	0.800	1.287	19.09	57.65
  Railroads	221.8	137.9	0.039	0.064	48.89	90.59
  Pipes and Powerlines	158.0	98.2	0.028	0.045	48.79	69.41

  
  Of the natural water in this HUC, 99.77% (by length) is intermittent [% in USA = 98.86, % in Region = 83.53]

  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