On August 5, 2015, the toxic legacy of mining in the San Juans revisited the Animas River when the US Environmental Protection Agency (EPA) inadvertently released more than 3 million gallons of water that had been trapped in an abandoned mine.
How was the 2015 Gold King Mine waste water spill cleaned up?
closed their mine and started cleaning up, the company came to an agreement with Colorado that they would plug the mine and do a certain amount of cleanup. Sunnyside Gold also agreed to clean up unrelated, neighboring mines to offset the pollution in the river. In a way, they were like pollution credits.
Is the Animas River safe?
Health officials say the water in the Animas and San Juan rivers is safe again. The water has been treated since the accidental Gold King Mine Spill in 2015. The Environment Department says recent tests of the water show it’s safe.
Is it safe to eat fish from the Animas River?
DENVER— Fish tissue sampling by the Colorado Department of Public Health and Environment has determined trout from the Animas River are safe to eat. Levels of mercury, selenium and arsenic in rainbow and brown trout were within the range of levels in fish previously sampled in the state.
What caused Gold King Mine Spill?
The Gold King disaster was caused by a contract EPA crew that was checking out the mine for future cleanup work. As they used heavy machinery to peel back a layer of rock and dirt covering the opening — or adit — orange-colored water began spilling out. And then it began gushing out.
What happened at Gold King Mine Spill?
Contractors accidentally destroyed the plug holding water trapped inside the mine, which caused an overflow of the pond, spilling three million US gallons (eleven thousand cubic metres) of mine waste water and tailings, including heavy metals such as cadmium and lead, and other toxic elements, such as arsenic.
How did the Animas River get polluted?
The government scientists sampled river water, milk from cows that drank the water, and crops that were irrigated with river water for 75 miles downstream from the mill. They found that the Animas River was polluted with chemical and radioactive materials.
Why is the Animas River orange 2021?
Sandstone and limestone rock formations in Hermosa Basin have led to yellow or gold coloration in the Animas River. Red Mountain is high in iron oxide. “That’s nothing more than rust,” Churchwell said.
What caused the Gold King Mine Spill?
Why is the Animas River orange?
The river turned a mustardy-Tang color as the wastewater moved through. The mustard-Tang plume was the result of approximately three million gallons of wastewater and sludge that had poured from the dormant Gold King mine into Cement Creek, a tributary of the Animas, some 60 miles upstream on the previous morning.
Why is the Animas River Green?
According to officials, the recent color of the Animas River is a result of typical monsoonal conditions. With snowmelt all but complete and monsoons in full swing, residents can expect periodic discoloration of the Animas River, a public health official said Thursday.
How much water has been spilled in the Animas River?
In April 2018, Associated Press reported that the EPA was “running its treatment plant at a fraction of capacity” and that “more than 350 million gallons (1.3 billion liters) — 150 times the volume of the Gold King spill — have flowed around the treatment plant into a tributary of the Animas” since October 2015.
What happened to the Animas River in 2015?
2015 Gold King Mine waste water spill. The Animas River between Silverton and Durango within 24 hours of the spill. The river turned yellow from the oxidation of dissolved iron in the escaped waste water.
Did EPA accidentally turn the Animas River Orange?
Contaminated water accidentally released by the EPA turned a stretch of the Animas River orange. Durango resident Ian Lucier shot several photos of the river with his drone. “I got a text from a friend of mine in the morning asking if I had heard about or seen the river.
Why won’t the EPA pay to clean up the Animas?
But attorneys for the EPA and the Justice Department concluded the EPA is barred from paying the claims because of sovereign immunity, which prohibits most lawsuits against the government. A view of the contaminated Animas River near Durango, Colorado.
