UA EnviroTech
The Cutting Edge of Filtration
Tailings Dam Disasters
Stava Dam Collapse
July, 1985
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268 people Dead
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Destruction of village including 63 buildings and homes
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Demolished 8 bridges
Mariana Dam Disaster
worst environmental tragedy in Brazil's History
November, 2015
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19 people dead
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Destruction of the village Bento Rodriguez
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1,000,000 cubic meters of iron waste leaked into Rio doce
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water shortages caused by excess toxic heavy metals in city water supplies along Rio doce
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Extensive aQUATIC & lAND wildlife casualties & aLONG WITH ecosystem damage stretching from point of collapse down the entire 600 km length of the Rio Doce all the way to the Atlantic Ocean
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Contaminated the Abrolhos Marine National Park - home to the greatest marine biodiversity in all of the southern Atlantic
Brumadinho Dam Failure
January, 2019
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270 people dead
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Tailings deposited into the Parapoeba River that flows to the san Francisco river
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San Francisco river supplied drinking and irrigation water to hundreds of municipalities and larger cities
There have been Approximately 100 more tailings Dam Failures documented since 1985
Gold Mines
Gold King mine waste water spill
August, 2015
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Accidental destabilization of retaining dam caused overflow of waste into a runoff channel below mine, leading to:
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3 million Gallons of toxic mine waste and tailings deposited into Animas and san Juan river water sheds in Southeastern Colorado and Northern New Mexico and the Colorado river and lake Powell in southeastern Utah
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according to EPA Superfund Cleanup there are approximately a dozen other Abandoned toxic gold mine sites in colorado
phosphate mining waste water ponds
Mullberry Phosphate Dam failure
December, 1997
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Heavy rains caused dam atop a Gypsum Stack to break
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56 million gallons of acidic waste water unleashed into the Alafia river
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the pollution killed everything within its 42 mile path before it rolled into Hillsborough bay, including:
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more than 1 million bait & shellfish
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more than 72,900 gamefish near river's mouth
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377 acres of damaged trees and vegetation along bank
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Riverview Phosphate Dam damaged
september, 2004
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Damage from hurricane Frances caused 65 million gallons of polluted waste to cascade down stack's side
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Waste flowed into Archie creek which is connected to Hillsborough bay
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killed & drove away a multitude of marine life
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destroyed 150 acres of mangroves & 22 acres of sawgrass
Mulberry sinkhole
August, 2016
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A sinkhole 45 feet wide by 220 feet deep opened up beneath a stack & enabled 215 million gallons of contaminated water to leak into one of the state's main aquifers that supplied the region's drinking water
Piney Point Waste Water Pond Leak
March, 2021
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To avoid the threat of flooding & the bursting of the system storing polluted water, workers had to pump 33 million Gallons out a day
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The polluted water was pumped into Tampa Bay
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316 homes received evacuation orders
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Experts warned that such high levels of phosphorus & nitrogen could fuel algae blooms that kill marine life, Cause a reduction in sawgrass, and make the beach hazardous to humans
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As of 2021, Manatees are now dying at more than triple the rate of the previous 5 years - probable cause is the reduction in sawgrass
PINEY pOINT WASTE wATER pOND lEAK
uPDATE aS OF jULY 2021
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aT LEAST 600 TONS OF DEAD FISH HAVE WASHED ASHORE ALONG TAMPA BAY SINCE LATE jUNE OF 2021
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tOM fRASER, dEAN & pROFESSOR OF THE UNIVERSITY OF SOUTH FLORIDA'S COLLEGE OF MARINE SCIENCE, HAS STATED THAT A WASTE WATER SPILL AT THE PHOSPHATE PLANT IS MOST LIKELY FUELING THE ALGAE BLOOM THAT IS CAUSING THE WIDESPREAD DEATH OF aQUATIC LIFE
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pINELLAS COUNTY HAS ENLISTED AN ARMADA OF SHRIMP BOATS TO COMB THROUGH LOCAL WATERS WITH NETS IN AN ATTEMPTS TO COLLECT THE DEAD SEA LIFE BETWEEN THE BEACHES & BAY
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MORE THAN 1,440 TONS OF DEAD SEA LIFE WAS COLLECTED BY 30 BOATS
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