Tests on leading brands of bottled water turned up a variety of contaminants, including cancer-linked chemicals three times higher than California's health standard, according to a study released Wednesday by an environmental advocacy group.
The findings challenge the popular impression — and marketing pitch — that bottled water is purer than tap water, the researchers say.
However, all the brands met federal health standards for drinking water. And most of the detected contaminants are common in tap water, too.
Lab tests detected 38 chemicals in 10 brands, with an average of eight contaminants found in each kind of bottled water. Tests showed coliform bacteria, caffeine, the pain reliever acetaminophen, fertilizer, solvents, plastic-making chemicals and the radioactive element strontium. More...