http://www.wsj.com/articles/SB1036110025940498271

"The results of our water-quality snapshot: a long list of microscopic life you don't want to drink, from Salmonella and Staphylococcus to tiny insect eggs. Worse, contamination was the rule, not the exception: Almost all of the bacteria levels were tens, sometimes hundreds, of times above U.S. government limits. "This water is not potable by any means," says Donald Hendrickson, the director of Hoosier Microbiology Laboratories in Muncie, Ind., which tested our samples."