Asked by DJ

what is the water quality overall (USA)?
Answered by Writeacher
http://www.google.com/search?q=water+quality+in+US&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA
Answered by DJ
What are its components of water quality?
Answered by bobpursley
Your question makes no sense. Please amplify.