Zero to 'barely detectable' traces of ammonia, cyanide found after spill

Zero to 'barely detectable' traces of ammonia, cyanide found after spill

Indiana, US, complex owner ArcelorMittal said testing was completed August 18

Natural resources

22 AUGUST 2019
EPA installs barrier system at Gold King

EPA installs barrier system at Gold King

The EPA has installed a barrier system at the Gold King mine in Colorado, US

Natural resources

25 SEPTEMBER 2017