US Declines Prosecution Of Government Worker In Mine SpillFederal investigators say the U.S. Attorney's Office in Colorado has declined to prosecute an employee of the Environmental Protection Agency over a massive mine wastewater spill.
U.S. Clears Way For Cleanup Of Gold King Mine After SpillA Colorado mine that spilled 3 million gallons of contaminated wastewater into rivers in three Western states has been designated a Superfund site.
EPA: Metals Get Into Creek Near Site Of Big Mine Waste SpillThe U.S. Environmental Protection Agency says some metals escaped into a Colorado creek from a wastewater treatment plant after heavy rains near the site of a big mine waste spill last year.
Hickenlooper May Ask For One-Third Cut In CO2 PollutionGov. John Hickenlooper may ask for a one-third cut in greenhouse gas pollution from power plants.
Navajo Nation Sues Feds Over Massive 2015 Colorado Mine SpillLeaders of one of the nation's largest American Indian tribes blasted the U.S. Environmental Protection Agency as their attorneys sued Tuesday, claiming negligence in the cleanup of a massive mine waste spill.
EPA Pays $1.2 Million More In Local Costs From Mine SpillThe U.S. Environmental Protection Agency says it will pay another $1.2 million to tribes, states and local governments affected by a massive mine waste spill in southwestern Colorado.
Silverton Takes A Breather A Year After Huge Mine SpillA year after a mine waste spill turned their river a weird yellow-orange, residents of a Colorado mountain town are taking a break from the aftermath for a party that includes beer the color of the spill.
Water Treatment Plant Worker With Cancer Calls Health Department Letter 'Smoking Gun'Neighbors near the Charles Allen Water Filtration Plant in Englewood are telling city officials they are concerned that three workers there have died of cancer.
Navajo Nation Endorses Superfund Cleanup Of Colorado MinesThe Navajo Nation has formally endorsed a Superfund cleanup of southwestern Colorado mines, including one that released millions of gallons of wastewater into a river on Navajo land.
Work Crews Returning To Site Of Massive Colorado Mine SpillCrews are returning to the scene of a massive mine waste spill in southwestern Colorado to stabilize the mine opening with steel bracing and concrete.
New Mexico Sues Colorado Over Huge 2015 Mine Waste SpillNew Mexico is suing the state of Colorado, saying its northern neighbor should be held responsible for the contamination from a massive mine waste spill last year as well as decades of toxic drainage from mines near the headwaters of a shared river.
EPA Staffer Retires 10 Months After Spill From Colorado MineAn Environmental Protection Agency official who oversaw operations at a southwestern Colorado mine has retired 10 months after a massive spill of acidic wastewater from the mine.

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