Meramec -- Cataloging Unit 07140102

• Upper Mississippi-Meramec Accounting Unit 071401
  
• Upper Mississippi-Kaskaskia-Meramec Subregion 0714
  
• Upper Mississippi Region 07 (There are 131 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 5568.9 km² ( 2151.1 mi² ) [% in USA = 83.42, % in Region = 87.79]
  The area from the USGS is 2130 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 2593)

  IV. Elevation Analysis

  This analysis is based on 2223820 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 284.0 m ( 931.7 ft ) [% in USA = 37.14, % in Region = 45.04]
  The elevation standard deviation is 71.5 m ( 234.6 ft ) [% in USA = 48.03, % in Region = 97.71]
  The coefficient of variation is 25.2 %.
  The vertical relief is 342.0 m ( 1122.0 ft ) [% in USA = 43.96, % in Region = 97.71]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	115.0	182.0	213.0	243.0	273.8	294.3	306.2	335.0	353.8	367.8	457.0
  feet	377.3	597.1	698.8	797.2	898.3	965.5	1004.6	1099.1	1160.7	1206.7	1499.3

  

  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	440.9	274.0	0.079	0.127	48.37	30.53
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	18.32
  Perennial Streams	1514.0	941.0	0.272	0.437	52.34	54.20
  Intermittent Streams	3749.8	2330.5	0.673	1.083	86.22	96.18
  Canals	0.0	0.0	0.000	0.000	35.62	23.66
  1° roads	141.0	87.6	0.025	0.041	75.41	70.99
  2° roads	33.3	20.7	0.006	0.010	22.36	5.34
  3° roads	1255.9	780.5	0.226	0.363	94.17	93.13
  4° roads	7745.9	4814.1	1.391	2.238	71.48	74.05
  Total Roads	9176.1	5703.0	1.648	2.651	77.64	86.26
  Railroads	331.3	205.9	0.059	0.096	66.60	38.93
  Pipes and Powerlines	315.7	196.2	0.057	0.091	76.22	92.37

  
  Of the natural water in this HUC, 65.73% (by length) is intermittent [% in USA = 66.18, % in Region = 95.42]

  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