By Jeff Donn, AP National Writer (


NEW YORK — Locals say this city makes the world's best bagels from the best water, piped in from rustic reservoirs up to 150 miles north. Yet few know of a secret ingredient in their source water: a dash of pharmaceuticals.

Research studies have turned up minute amounts of more than 15 drugs or their byproducts in several pristine-looking rivers, a reservoir, and aqueducts feeding the country's biggest water system.

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