Salmon -- Cataloging Unit 18010210

• Klamath Accounting Unit 180102
  
• Klamath-Northern California Coastal Subregion 1801
  
• California Region 18 (There are 135 cataloging units in this region.)
  The state composition by area is 100.0% California.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 1953.8 km² ( 754.7 mi² ) [% in USA = 18.62, % in Region = 42.96]
  The area from the USGS is 748 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1011)

  IV. Elevation Analysis

  This analysis is based on 780104 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 1296.1 m ( 4252.2 ft ) [% in USA = 78.83, % in Region = 77.04]
  The elevation standard deviation is 445.0 m ( 1460.0 ft ) [% in USA = 94.27, % in Region = 69.63]
  The coefficient of variation is 34.3 %.
  The vertical relief is 2376.1 m ( 7795.5 ft ) [% in USA = 94.32, % in Region = 69.63]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	183.0	710.3	898.0	1032.3	1162.1	1281.9	1424.0	1560.3	1720.0	1887.4	2559.1
  feet	600.4	2330.4	2946.2	3386.8	3812.6	4205.7	4671.9	5119.0	5643.0	6192.2	8395.9

  

  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	38.0	23.6	0.019	0.031	19.42	20.00
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	33.33
  Perennial Streams	1206.2	749.7	0.617	0.993	92.70	95.56
  Intermittent Streams	205.2	127.5	0.105	0.169	19.61	19.26
  Canals	0.0	0.0	0.000	0.000	35.62	25.19
  1° roads	0.0	0.0	0.000	0.000	30.84	40.00
  2° roads	0.0	0.0	0.000	0.000	15.35	73.33
  3° roads	0.7	0.4	0.000	0.001	4.45	5.19
  4° roads	909.3	565.1	0.465	0.749	6.11	6.67
  Total Roads	910.0	565.6	0.466	0.749	5.12	6.67
  Railroads	0.0	0.0	0.000	0.000	12.60	30.37
  Pipes and Powerlines	0.0	0.0	0.000	0.000	8.67	11.11

  
  Of the natural water in this HUC, 14.16% (by length) is intermittent [% in USA = 18.71, % in Region = 18.52]

  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