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.
U.S. Air Force To Change Foam Due To Water ContaminationThe U.S. Air Force is changing the foam it uses to fight fires because of concerns the substance has contaminated groundwater and spread to drinking water at some military sites.
Study: Most Of Methane Hot Spot Comes From Natural Gas LeaksA puzzling concentration of the greenhouse gas methane over the Southwestern United States appears to come mostly from leaks in natural gas production, scientists said Monday.
Silverton Residents Enjoy 'EPA IPA' 1 Year After Gold King Mine SpillOne year after the Gold King Mine spill, the people who live in the town of Silverton are taking a jab at the Environmental Protection Agency.
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.