Bayou De Chien-Mayfield -- Cataloging Unit 08010201

• 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 99.7% Kentucky, 0.3% Tennessee.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 2498.9 km² ( 965.2 mi² ) [% in USA = 33.59, % in Region = 41.46]
  The area from the USGS is 957 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 547)

  IV. Elevation Analysis

  This analysis is based on 997831 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 128.0 m ( 419.9 ft ) [% in USA = 17.76, % in Region = 92.68]
  The elevation standard deviation is 19.4 m ( 63.6 ft ) [% in USA = 10.52, % in Region = 54.88]
  The coefficient of variation is 15.2 %.
  The vertical relief is 95.0 m ( 311.7 ft ) [% in USA = 7.96, % in Region = 42.68]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	82.0	102.8	112.0	118.9	122.0	122.1	129.9	140.8	150.5	152.0	177.0
  feet	269.0	337.3	367.4	390.1	400.3	400.6	426.2	461.9	493.8	498.7	580.7

  

  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	116.2	72.2	0.047	0.075	34.39	10.98
  Intermittent Shoreline	0.9	0.5	0.000	0.001	40.27	48.78
  Perennial Streams	1380.2	857.8	0.552	0.889	87.12	90.24
  Intermittent Streams	1333.8	829.0	0.534	0.859	73.57	63.41
  Canals	88.2	54.8	0.035	0.057	80.77	46.34
  1° roads	45.0	28.0	0.018	0.029	66.79	65.85
  2° roads	140.3	87.2	0.056	0.090	87.40	85.37
  3° roads	1077.6	669.7	0.431	0.694	100.00	100.00
  4° roads	2017.4	1253.8	0.807	1.299	22.41	17.07
  Total Roads	3280.2	2038.7	1.313	2.112	52.34	52.44
  Railroads	197.6	122.8	0.079	0.127	78.45	79.27
  Pipes and Powerlines	308.7	191.9	0.124	0.199	97.77	97.56

  
  Of the natural water in this HUC, 47.14% (by length) is intermittent [% in USA = 49.27, % in Region = 57.32]

  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