Save The Arkansas River: Health and Safety Cadmium poisoning can be lethal ================================================================================ Save The Arkansas River on 09 March, 2008 The cadmium in Leadville's mine water may poison the liver and kidneys, and weaken bones to the point where body weight alone causes a fracture. Lead Poisoning in Children ================================================================================ Save The Arkansas River on 13 February, 2008 Lead poisoning can affect virtually every body system; it can damage a child's central nervous system, kidneys, and reproductive system.