Upper Grand -- Cataloging Unit 10280101

• Grand Accounting Unit 102801
  
• Chariton-Grand Subregion 1028
  
• Missouri Region 10 (There are 310 cataloging units in this region.)
  The state composition by area is 84.2% Missouri, 15.8% Iowa.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 8634.7 km² ( 3335.3 mi² ) [% in USA = 96.45, % in Region = 91.94]
  The area from the USGS is 3280 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1788)

  IV. Elevation Analysis

  This analysis is based on 3449816 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 294.3 m ( 965.5 ft ) [% in USA = 38.18, % in Region = 5.81]
  The elevation standard deviation is 39.3 m ( 128.9 ft ) [% in USA = 31.08, % in Region = 17.42]
  The coefficient of variation is 13.4 %.
  The vertical relief is 210.0 m ( 689.0 ft ) [% in USA = 30.18, % in Region = 18.39]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	201.0	244.0	262.5	274.0	279.8	290.8	304.0	308.2	323.6	350.2	411.0
  feet	659.4	800.5	861.2	898.9	918.0	954.1	997.4	1011.1	1061.7	1148.9	1348.4

  

  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	399.8	248.5	0.046	0.074	34.25	48.06
  Intermittent Shoreline	11.3	7.0	0.001	0.002	57.84	30.32
  Perennial Streams	2243.0	1394.0	0.260	0.418	50.02	78.39
  Intermittent Streams	3607.2	2241.9	0.418	0.672	60.21	28.39
  Canals	15.7	9.7	0.002	0.003	49.79	51.29
  1° roads	155.2	96.4	0.018	0.029	66.75	84.19
  2° roads	420.7	261.5	0.049	0.078	81.67	90.65
  3° roads	1867.2	1160.5	0.216	0.348	93.23	95.16
  4° roads	8804.8	5472.2	1.020	1.641	37.94	63.87
  Total Roads	11247.8	6990.6	1.303	2.096	51.40	79.35
  Railroads	269.7	167.6	0.031	0.050	40.74	58.71
  Pipes and Powerlines	160.0	99.4	0.019	0.030	36.57	51.94

  
  Of the natural water in this HUC, 57.79% (by length) is intermittent [% in USA = 58.46, % in Region = 24.19]

  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