Colorado river fouled by 1 million gallons of contaminated gold mine water

August 8, 2015 2:06 PM

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An eerie yellow sludge that poured out of a shuttered gold mine and into a southwestern Colorado river was inching its way downstream toward New Mexico and Utah.

Federal officials said Friday the spill contains heavy metals including lead and arsenic, but it was too early to know whether they posed a health risk. No health hazard has been detected, but the tests were still being analyzed, said Joan Card, an adviser to Environmental Protection Agency Regional...

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