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Larry Perino, one of the last Sunnyside Gold employees, announces retirement

Reclamation manager looks back at Silverton’s mining past

Cortez-wide Cleanup Week coming up in May

Cortez event encourages residents to ‘beautify the town’

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

Utah oil spill reaches San Juan River

EPA responds to manage cleanup

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

Mining company says federal agency has a conflict of interest

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

Bonita Peak is 1 of 6 programs selected nationwide

Bill would require mining companies to demonstrate they can mitigate pollution

Hardrock mining companies in Colorado may be required to demonstrate they can pay to treat polluted water and give a timeline for performing treatment before receiving permits, according to ...

White Mesa Mill accepts Cherokee Nation radioactive waste

But shipment upsets Ute Mountain Utes, environmentalists

Mountain Studies Institute receives grant for 416 Fire work

Money will go toward rehabilitation efforts

Gas well leaks wastewater in Canyons of Ancients National Monument

Stuck valve causes produced water to overflow tank

Gardner, Tipton introduce mine-cleanup bill

Legislation is latest attempt to pass ‘good Samaritan’ law