Research has determined that the mercury level exceeds up to 87 times the level permitted by the Colombian State.[:]
August 3, 2015
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.
June 16, 2016
Recent report finds pollution levels caused by oil spills in the northeastern Amazon region of Peru: has been found mercury and cadmium in the blood and urine of people of Cuninico and San Pedro (Loreto)