Lower Hatchie -- Cataloging Unit 08010208

• Hatchie-Obion Accounting Unit 080102
  
• Lower Mississippi-Hatchie Subregion 0801
  
• Lower Mississippi Region 08 (There are 82 cataloging units in this region.)
  The state composition by area is 98.8% Tennessee, 1.2% Mississippi.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 3799.1 km² ( 1467.5 mi² ) [% in USA = 62.01, % in Region = 68.29]
  The area from the USGS is 1460 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 1440)

  IV. Elevation Analysis

  This analysis is based on 1517412 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 118.6 m ( 389.1 ft ) [% in USA = 16.82, % in Region = 86.59]
  The elevation standard deviation is 26.9 m ( 88.3 ft ) [% in USA = 18.47, % in Region = 74.39]
  The coefficient of variation is 22.7 %.
  The vertical relief is 149.0 m ( 488.8 ft ) [% in USA = 17.86, % in Region = 81.71]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	64.0	88.0	91.0	99.0	107.0	117.4	122.0	130.0	149.6	152.0	213.0
  feet	210.0	288.7	298.6	324.8	351.0	385.2	400.3	426.5	490.8	498.7	698.8

  

  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	228.2	141.8	0.060	0.097	39.93	20.73
  Intermittent Shoreline	8.6	5.3	0.002	0.004	65.51	64.63
  Perennial Streams	3282.3	2040.0	0.864	1.390	99.05	98.78
  Intermittent Streams	1343.2	834.8	0.354	0.569	51.16	47.56
  Canals	88.0	54.7	0.023	0.037	75.46	42.68
  1° roads	41.6	25.9	0.011	0.018	56.18	45.12
  2° roads	121.6	75.6	0.032	0.051	60.26	47.56
  3° roads	551.9	343.0	0.145	0.234	84.13	56.10
  4° roads	4557.9	2832.8	1.200	1.930	54.24	68.29
  Total Roads	5273.0	3277.2	1.388	2.233	59.78	65.85
  Railroads	157.2	97.7	0.041	0.067	50.88	32.93
  Pipes and Powerlines	385.1	239.3	0.101	0.163	94.74	93.90

  
  Of the natural water in this HUC, 27.80% (by length) is intermittent [% in USA = 31.83, % in Region = 34.15]

  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