Lower Chesapeake Bay -- Cataloging Unit 02080101

• Lower Chesapeake Accounting Unit 020801
  
• Lower Chesapeake Subregion 0208
  
• Mid-Atlantic Region 02 (There are 95 cataloging units in this region.)
  The state composition by area is unknown.
  

  I. Graphical Locater Maps

  Roads

  Water Only

  8 Digit HUCs

  The area of this HUC in these maps is 3559.1 km² ( 1374.8 mi² ) [% in USA = 57.37, % in Region = 69.47]
  The area from the USGS is 1390 mi².
  

  II. Flow Connections (upstream and downstream units)

  III. Named places in this watershed (total = 490)

  IV. Elevation Analysis

  This analysis is based on 1420192 elevations on a 50 m grid within the area of this HUC.
  The mean elevation is 0.0 m ( 0.0 ft ) [% in USA = 0.19, % in Region = 3.16]
  The elevation standard deviation is 0.0 m ( 0.0 ft ) [% in USA = 0.05, % in Region = 1.05]
  The vertical relief is 5.0 m ( 16.4 ft ) [% in USA = 0.19, % in Region = 1.05]

  Elevation Percentiles

  	0 %	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
  meters	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	5.0
  feet	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	16.4

  

  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	96.4	59.9	0.027	0.044	24.21	4.21
  Intermittent Shoreline	0.0	0.0	0.000	0.000	26.95	49.47
  Perennial Streams	6.5	4.1	0.002	0.003	4.03	2.11
  Intermittent Streams	0.0	0.0	0.000	0.000	1.75	9.47
  Canals	0.1	0.1	0.000	0.000	36.57	40.00
  1° roads	0.0	0.0	0.000	0.000	30.84	5.26
  2° roads	24.4	15.2	0.007	0.011	23.35	13.68
  3° roads	0.0	0.0	0.000	0.000	4.07	2.11
  4° roads	7.5	4.6	0.002	0.003	0.09	2.11
  Total Roads	31.9	19.8	0.009	0.014	0.19	2.11
  Railroads	0.0	0.0	0.000	0.000	12.60	3.16
  Pipes and Powerlines	0.0	0.0	0.000	0.000	8.67	5.26

  
  Of the natural water in this HUC, 0.00% (by length) is intermittent [% in USA = 1.14, % in Region = 4.21]

  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