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Winter weather forces closure of Gold King Mine treatment plant

Facility built to resist cold, but snowfall and avalanches become problematic

What are the ultimate goals for Superfund cleanup around Silverton?

EPA hopes to improve water quality in Animas River below Silverton

EPA’s lead in Superfund around Silverton announces retirement

Rebecca Thomas wraps up more than three decades cleaning up sites around country

Sunnyside Gold says EPA should be recused from leading Silverton Superfund cleanup

Mining company says federal agency has a conflict of interest

50 million gallons of polluted water pours daily from U.S. mine sites

RIMINI, Mont. – Every day many millions of gallons of water loaded with arsenic, lead and other toxic metals flow from some of the most contaminated mining sites in the U.S. and into surroun...

EPA places Silverton’s Superfund site on fast-track pilot program

Bonita Peak is 1 of 6 programs selected nationwide

Citizens group for Superfund site to meet Thursday for first time

Members will provide direct input to EPA about cleanup activities

Plant treats Gold King Mine waste despite government shutdown

EPA says budget battle will not affect operations

EPA: Gold King Mine spill had no immediate, long-term impacts

Study confirms other organizations’ findings

Community group forming to provide Superfund input

Applications for 15-person board now being accepted

Companies agree to pay nearly $1M for Silverton Superfund cleanup

Payout marks first ‘potentially responsible party’ payment

Which was worse for water quality: Gold King Mine spill or 416 Fire floods?

Study compared metal loading in both events; results surprised researchers