More than 200 million gallons of
contaminated waste water from a fertiliser plant leaked into one of
Florida's main underground sources of drinking water after a massive
sinkhole opened up beneath a storage pond.
Mosaic, the world's
largest supplier of phosphate, said the hole opened up beneath a pile of
waste material called a "gypsum stack"...http://www.breakingnews.ie/world/45-foot-sinkhole-leaks-gallons-of-contaminated-water-into-florida-aquifer-755135.html