Lower Ohio-Bay -- Cataloging Unit 05140203

• Lower Ohio Accounting Unit 051402
  
• Lower Ohio Subregion 0514
  
• Ohio Region 05 (There are 120 cataloging units in this region.)
  The state composition by area is 58.3% Illinois, 41.6% Kentucky, 0.1% Indiana.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 2838.3 km² ( 1096.4 mi² ) [% in USA = 43.34, % in Region = 41.67]
  The area from the USGS is 1090 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1160)

  IV. Elevation Analysis

  This analysis is based on 1133900 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 142.3 m ( 466.9 ft ) [% in USA = 19.28, % in Region = 5.83]
  The elevation standard deviation is 30.3 m ( 99.4 ft ) [% in USA = 22.03, % in Region = 26.67]
  The coefficient of variation is 21.3 %.
  The vertical relief is 214.0 m ( 702.1 ft ) [% in USA = 31.26, % in Region = 43.33]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	91.0	107.1	117.4	122.0	123.3	137.9	150.9	152.5	167.5	183.0	305.0
  feet	298.6	351.4	385.2	400.3	404.5	452.4	495.1	500.3	549.5	600.4	1000.6

  

  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	530.0	329.4	0.187	0.300	78.73	85.00
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	63.33
  Perennial Streams	1227.6	762.9	0.432	0.696	74.42	38.33
  Intermittent Streams	1096.8	681.6	0.386	0.622	56.32	86.67
  Canals	56.8	35.3	0.020	0.032	73.61	74.17
  1° roads	4.8	3.0	0.002	0.003	42.87	10.83
  2° roads	48.9	30.4	0.017	0.028	38.47	8.33
  3° roads	528.2	328.3	0.186	0.299	90.57	58.33
  4° roads	2321.4	1442.7	0.818	1.316	23.16	0.83
  Total Roads	2903.3	1804.4	1.023	1.646	31.83	0.83
  Railroads	131.1	81.5	0.046	0.074	55.47	15.00
  Pipes and Powerlines	175.8	109.3	0.062	0.100	80.15	40.83

  
  Of the natural water in this HUC, 38.42% (by length) is intermittent [% in USA = 41.45, % in Region = 78.33]

  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