Big Piney -- Cataloging Unit 10290202

• Gasconade Accounting Unit 102902
  
• Gasconade-Osage Subregion 1029
  
• Missouri Region 10 (There are 310 cataloging units in this region.)
  The state composition by area is 100.0% Missouri.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 1968.6 km² ( 760.4 mi² ) [% in USA = 19.00, % in Region = 13.23]
  The area from the USGS is 754 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 579)

  IV. Elevation Analysis

  This analysis is based on 786765 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 358.6 m ( 1176.5 ft ) [% in USA = 46.04, % in Region = 11.94]
  The elevation standard deviation is 47.3 m ( 155.2 ft ) [% in USA = 37.33, % in Region = 25.16]
  The coefficient of variation is 13.2 %.
  The vertical relief is 279.9 m ( 918.3 ft ) [% in USA = 39.79, % in Region = 32.26]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	207.1	298.4	321.5	335.0	351.3	365.0	367.6	389.5	396.0	423.5	487.0
  feet	679.5	979.0	1054.8	1099.1	1152.5	1197.5	1206.0	1277.9	1299.2	1389.4	1597.7

  

  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	188.0	116.8	0.095	0.154	54.52	75.48
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	8.71
  Perennial Streams	416.6	258.9	0.212	0.341	41.73	70.00
  Intermittent Streams	1572.2	977.1	0.799	1.285	93.79	81.94
  Canals	0.0	0.0	0.000	0.000	35.62	43.55
  1° roads	16.8	10.5	0.009	0.014	53.01	68.71
  2° roads	97.0	60.3	0.049	0.079	82.14	91.61
  3° roads	364.0	226.2	0.185	0.298	90.38	93.87
  4° roads	2180.3	1355.1	1.108	1.782	45.76	74.52
  Total Roads	2658.1	1652.0	1.350	2.173	55.90	83.87
  Railroads	50.7	31.5	0.026	0.041	34.77	48.39
  Pipes and Powerlines	126.6	78.7	0.064	0.104	81.15	94.19

  
  Of the natural water in this HUC, 72.23% (by length) is intermittent [% in USA = 71.91, % in Region = 44.84]

  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