Pascagoula -- Cataloging Unit 03170006

• Pascagoula Subregion 0317
  
• South Atlantic-Gulf Region 03 (There are 198 cataloging units in this region.)
  The state composition by area is 100.0% Mississippi.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 1556.7 km² ( 601.3 mi² ) [% in USA = 9.90, % in Region = 12.12]
  The area from the USGS is 620 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 763)

  IV. Elevation Analysis

  This analysis is based on 621235 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 27.7 m ( 90.9 ft ) [% in USA = 6.11, % in Region = 30.81]
  The elevation standard deviation is 22.4 m ( 73.5 ft ) [% in USA = 13.60, % in Region = 42.42]
  The coefficient of variation is 80.9 %.
  The vertical relief is 103.0 m ( 337.9 ft ) [% in USA = 9.14, % in Region = 37.37]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	0.0	3.0	6.0	9.8	15.0	24.5	30.0	39.0	46.0	61.0	103.0
  feet	0.0	9.8	19.7	32.2	49.2	80.4	98.4	128.0	150.9	200.1	337.9

  

  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	585.3	363.8	0.376	0.605	93.42	84.85
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	29.80
  Perennial Streams	645.3	401.0	0.415	0.667	72.05	47.47
  Intermittent Streams	640.3	397.9	0.411	0.662	59.12	80.81
  Canals	0.0	0.0	0.000	0.000	35.62	41.41
  1° roads	18.8	11.7	0.012	0.019	57.93	35.35
  2° roads	14.0	8.7	0.009	0.014	26.24	2.53
  3° roads	171.6	106.7	0.110	0.177	75.98	50.00
  4° roads	1945.9	1209.4	1.250	2.011	58.69	29.29
  Total Roads	2150.3	1336.4	1.381	2.223	59.31	26.77
  Railroads	39.9	24.8	0.026	0.041	34.63	8.08
  Pipes and Powerlines	176.1	109.5	0.113	0.182	96.49	92.42

  
  Of the natural water in this HUC, 34.22% (by length) is intermittent [% in USA = 37.61, % in Region = 68.69]

  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