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Browse History: Potomac River (2013)

Chesapeake Bay - Reporting Region Summary:

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Bay Health Index
Benthic Index of Biotic Integrity Icon
Potomac River: 2013

Moderately poor ecosystem health. Continued improvement from a low score in 2011. This region remains in the middle ranks of all regions with average indicator scores.

Score Legend
Locator Map
  Index/Indicator Score     Index/Indicator Score
Benthic Index of Biotic Integrity Icon Chlorophyll a
  Benthic Index of Biotic Integrity Icon Aquatic grasses
Benthic Index of Biotic Integrity Icon Dissolved oxygen
  Benthic Index of Biotic Integrity Icon Benthic Index of Biotic Integrity
Benthic Index of Biotic Integrity Icon Water clarity
  Total Nitrogen Icon Total Nitrogen
Total Phosphorus Icon Total Phosphorus

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Dynamic Conceptual Diagram

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Region Info

The Potomac River watershed drains approximately 14,670 square miles of land, covering four states. Major bodies of water in the area include the Potomac, Anacostia, Cacapon, Monocacy, the North Branch, the South Branch, the Occoquan, and the Shenandoah Rivers. The Potomac River flows over 383 miles from Fairfax Stone, West Virginia to Point Lookout, Maryland. Major cities in the watershed include Washington, D.C, Bethesda, Cumberland, Frederick, Gettysburg and Alexandria. Forest is the major land use, followed by agriculture. The 2000 census population of the watershed was approximately 5.35 million. Washington, D.C. alone had 3.7 million people (2000 census). Based on information available at the Interstate Commission on the Potomac River Basin website.

potomac_riverconceptual diagram.png

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