http://articles.mercola.com/sites/articles/archive/2001/09/22/arsenic-water-part-two.aspxBy Katharine Q. Seelye The National Academy of Sciences has concluded that arsenic is so dangerous in drinking water that stringent levels set by the Clinton administration and later suspended by the Bush White House were justified but perhaps not strictenCommunityServer 2008.5 SP1 (Build: 31106.3070)