After years of demands from Colo. state mining regulators and Denver Water officials, Cotter Corp. has begun cleaning up the defunct Schwartzwalder Mi...
After years of demands from Colo. state mining regulators and Denver Water officials, Cotter Corp. has begun cleaning up the defunct Schwartzwalder Mi...
Colo. state mining regulators and Denver Water officials are demanding that Cotter Corp. clean up the defunct Schwartzwalder mine that is leaking uran...
Cotter Corp. has received approval from Colorado Department of Public Health and Environment to dump 90,000 gallons of radioactive sludge and waste pr...
A defunct uranium mine in Jefferson County is contaminating groundwater near a reservoir, but government regulators and mine executives have yet to se...