Middle Salmon-Panther -- Cataloging Unit 17060203

• Salmon Accounting Unit 170602
  
• Lower Snake Subregion 1706
  
• Pacific Northwest Region 17 (There are 219 cataloging units in this region.)
  The state composition by area is 100.0% Idaho.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 4709.4 km² ( 1819.1 mi² ) [% in USA = 73.99, % in Region = 79.45]
  The area from the USGS is 1810 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1110)

  IV. Elevation Analysis

  This analysis is based on 1879958 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 1979.1 m ( 6493.0 ft ) [% in USA = 93.18, % in Region = 92.69]
  The elevation standard deviation is 400.5 m ( 1314.0 ft ) [% in USA = 91.43, % in Region = 76.71]
  The coefficient of variation is 20.2 %.
  The vertical relief is 2306.9 m ( 7568.5 ft ) [% in USA = 93.60, % in Region = 84.47]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	975.0	1402.8	1593.0	1760.8	1893.4	2019.7	2130.2	2226.2	2332.1	2476.5	3281.9
  feet	3198.8	4602.3	5226.3	5776.8	6211.9	6626.2	6988.8	7303.7	7651.2	8124.9	10767.3

  

  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	302.8	188.2	0.064	0.103	41.69	53.42
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	43.84
  Perennial Streams	2169.8	1348.5	0.461	0.741	77.93	55.25
  Intermittent Streams	907.9	564.3	0.193	0.310	30.74	42.92
  Canals	35.8	22.3	0.008	0.012	63.19	52.51
  1° roads	0.0	0.0	0.000	0.000	30.84	59.82
  2° roads	139.1	86.5	0.030	0.048	56.13	77.17
  3° roads	2.3	1.4	0.000	0.001	4.55	16.44
  4° roads	2298.5	1428.5	0.488	0.785	6.82	13.70
  Total Roads	2439.9	1516.4	0.518	0.834	6.96	15.53
  Railroads	0.0	0.0	0.000	0.000	12.60	28.31
  Pipes and Powerlines	52.5	32.6	0.011	0.018	26.10	36.53

  
  Of the natural water in this HUC, 26.86% (by length) is intermittent [% in USA = 30.51, % in Region = 43.38]

  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