Little Ocmulgee -- Cataloging Unit 03070105

• Altamaha Accounting Unit 030701
  
• Altamaha - St. Marys Subregion 0307
  
• South Atlantic-Gulf Region 03 (There are 198 cataloging units in this region.)
  The state composition by area is 100.0% Georgia.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 2080.6 km² ( 803.6 mi² ) [% in USA = 22.12, % in Region = 24.24]
  The area from the USGS is 818 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 518)

  IV. Elevation Analysis

  This analysis is based on 830867 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 83.0 m ( 272.3 ft ) [% in USA = 12.98, % in Region = 58.08]
  The elevation standard deviation is 23.8 m ( 78.1 ft ) [% in USA = 14.97, % in Region = 45.96]
  The coefficient of variation is 28.7 %.
  The vertical relief is 112.7 m ( 369.7 ft ) [% in USA = 10.52, % in Region = 40.91]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	27.3	47.0	61.0	70.2	76.0	84.9	91.0	99.8	106.1	109.3	140.0
  feet	89.6	154.2	200.1	230.3	249.3	278.5	298.6	327.4	348.1	358.6	459.3

  

  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	108.9	67.7	0.052	0.084	36.90	6.06
  Intermittent Shoreline	1.6	1.0	0.001	0.001	50.26	57.58
  Perennial Streams	514.4	319.7	0.247	0.398	47.70	16.67
  Intermittent Streams	1219.6	758.0	0.586	0.943	78.54	91.41
  Canals	0.0	0.0	0.000	0.000	35.62	41.41
  1° roads	3.0	1.9	0.001	0.002	42.25	20.20
  2° roads	144.5	89.8	0.069	0.112	93.46	79.80
  3° roads	261.5	162.5	0.126	0.202	79.77	63.64
  4° roads	2378.0	1477.9	1.143	1.839	48.70	19.19
  Total Roads	2787.0	1732.1	1.340	2.155	54.86	21.72
  Railroads	113.0	70.2	0.054	0.087	62.48	42.93
  Pipes and Powerlines	205.5	127.7	0.099	0.159	94.17	84.85

  
  Of the natural water in this HUC, 66.21% (by length) is intermittent [% in USA = 66.60, % in Region = 98.48]

  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