08/14/2009 05:12 am ET | Updated May 25, 2011

City Mum On Hormones, Painkillers In Drinking Water

Annual water quality reports mailed to Chicagoans this month didn't say a word about sex hormones, painkillers or anti-cholesterol drugs, even though city officials found traces of pharmaceuticals and other unregulated substances in treated Lake Michigan water during the past year.

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