Chesapeake Bay - Reporting Region Summary:
Scores & Conceptual Diagram
|Benthic Index of Biotic Integrity||
|Phytoplankton Index of Biotic Integrity||
|Water Quality Index||
This indicator map is already zoomed to the area of this region. You can pan and zoom and also change to another indicator map.
This graph is dynamic, you can: a) show and hide items by clicking them in the legend, b) select year range (click and drag), and c) export as an image.
The York River watershed drains approximately 2,600 square miles of land. The York River watershed includes all of the area flowing into the Pamunkey and Mattaponi Rivers and their many tributaries. The Pamunkey and Mattaponi rivers begin in the Blue Ridge Mountains and meander through the Piedmont. Major cities in the watershed include Ashland, Gloucester Point, Hampton, and West Point. The census population for 2000 in the watershed was 372,488. Based on information in Dauer, et al., 2005 and The York River and Small Coastal Basins Roundtable.
Editable Vector Version (SVG)