Blue Earth -- Cataloging Unit 07020009

• Minnesota Subregion 0702
  
• Upper Mississippi Region 07 (There are 131 cataloging units in this region.)
  The state composition by area is 79.6% Minnesota, 20.4% Iowa.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 4036.7 km² ( 1559.2 mi² ) [% in USA = 65.23, % in Region = 59.54]
  The area from the USGS is 1570 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 427)

  IV. Elevation Analysis

  This analysis is based on 1612922 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 354.8 m ( 1164.0 ft ) [% in USA = 45.76, % in Region = 75.57]
  The elevation standard deviation is 27.3 m ( 89.6 ft ) [% in USA = 19.09, % in Region = 42.75]
  The coefficient of variation is 7.7 %.
  The vertical relief is 212.0 m ( 695.5 ft ) [% in USA = 30.36, % in Region = 68.70]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	233.0	322.4	335.1	342.0	349.8	351.7	358.3	366.0	373.0	384.0	445.0
  feet	764.4	1057.7	1099.4	1122.0	1147.6	1153.9	1175.5	1200.8	1223.7	1259.8	1460.0

  

  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	317.8	197.5	0.079	0.127	48.18	29.77
  Intermittent Shoreline	9.7	6.0	0.002	0.004	66.60	67.94
  Perennial Streams	811.2	504.2	0.201	0.323	40.12	15.27
  Intermittent Streams	489.0	303.9	0.121	0.195	21.98	14.50
  Canals	483.8	300.7	0.120	0.193	93.56	96.18
  1° roads	110.6	68.7	0.027	0.044	77.88	74.05
  2° roads	111.1	69.0	0.028	0.044	53.34	38.93
  3° roads	179.3	111.4	0.044	0.071	42.63	6.87
  4° roads	5251.9	3264.1	1.301	2.093	64.42	60.31
  Total Roads	5652.8	3513.2	1.400	2.253	61.39	57.25
  Railroads	252.0	156.6	0.062	0.100	69.07	46.56
  Pipes and Powerlines	121.0	75.2	0.030	0.048	51.07	51.15

  
  Of the natural water in this HUC, 30.64% (by length) is intermittent [% in USA = 34.44, % in Region = 22.90]

  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