understanding water on the web
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point-source pollution
non-point pollution
exotic species
   parameters: lakes
   dissolved oxygen
   electrical conductivity
   parameters: streams
   electrical conductivity
  Understanding : Water Quality

Included in this on-line water quality primer is information about the principle types of water quality problems impacting our lakes and streams, as well as in-depth descriptions of the water quality parameters used by Water on the Web. Use the navigation bar located on the top left side of each page, or use the links provided at the bottom of each page to move forward or backward in the primer.

suspended sediment
What is the number one impairment to US streams and rivers?
(for the answer, roll your cursor over the image,
for more information, click here)


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date last updated: Tuesday May 11 2004