Office Water Coolers Mind-sets

The water is treated but can vary in color. The rest of the schools are on county or city water systems. The U.S. Environmental Protection Agency suggests the iron level in water be no greater than 0.3 milligram per liter for best look and taste. High iron content in water causes the rusty color, sediment, metallic taste and reddish and orange staining, according to the EPA. The agency has no health standards for iron because it's not considered harmful. Water test results from November to February in the three schools show iron levels as high as 3.32 milligram per liter, which is from a test

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