What Killed Geese, Ducks Under InvestigationFederal agencies have launched an investigation to determine what has contaminated the water in a Lakewood retention pond, killing more than a dozen geese and ducks and sickening at least three more.
EPA Says It Can't Pay Economic Damages From Mine SpillThe Environmental Protection Agency announced Friday it will not repay claims totaling more than $1.2 billion for economic damages from a mine waste spill the agency accidentally triggered in Colorado, saying the law prohibits it.
EPA: 540 Tons Of Metal Entered River In Colorado Mine SpillNearly 540 tons of metals — mostly iron and aluminum — contaminated Colorado's Animas River over nine hours during a massive wastewater spill from an abandoned gold mine in 2015.
Lawmakers Push EPA To Repay All Costs Of Mine Spill ResponseTwo members of Colorado's congressional delegation are pressing the Environmental Protection Agency to fully reimburse state, local and tribal agencies for the cost of responding to a toxic mine waste spill triggered by the EPA.
EPA Wants To Keep Treatment Plant Running After Mine SpillThe U.S. Environmental Protection Agency wants to keep operating a temporary wastewater treatment plant near the Gold King Mine in southwestern Colorado while it looks for longer-term solutions after a massive spill at the mine last year.
Criminal Investigation Underway In Toxic Chemical ReleaseMilitary and civilian authorities are investigating whether any laws were broken in the unexplained discharge of 150,000 gallons of wastewater tainted with toxic chemicals at an Air Force base in Colorado.
Suncor Letter: Sulfur Dioxide Released 150 Times Beyond 24-Hour LimitAccording to a company letter obtained by the Denver Post, the orange cloud released from Suncor two weeks ago contained 75,600 pounds of sulfur dioxide.
Air Monitoring To Continue After Suncor's Orange CloudAir monitoring will continue following a yellow-orange cloud release from the Suncor plant in Commerce City. That cloud could be seen for miles Friday afternoon.
Firefighters Respond To HazMat Incident At SuncorFirefighters responded to a hazardous materials incident in Commerce City that Suncor claimed was caused by "catalyst dust."
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.

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