It is the highest level of intoxication that scientists have found in Colombia. According to toxicologist Jesus Olivero, the situation is so worrying that even the survival of these indigenous peoples would be at stake.
September 13, 2014
Comptroller General of the Republic warns on water contamination and risks, because mercury remains in fishes.
August 1, 2016
Research has determined that the mercury level exceeds up to 87 times the level permitted by the Colombian State.[:]
August 15, 2015
Owner had license to extract tantalite in an area of 30 hectares. Inspection identified river deviation and soil contamination by mercury.