Who caused the Gold King Mine spill?
The Gold King Mine spill occurred at the Gold King Mine—an abandoned mine near Silverton, Colorado—in August 2015. U.S. Environmental Protection Agency (EPA) personnel and a company under EPA contract triggered the release of toxic wastewater in an attempt to remove such wastewater from the mine.
What happened at the 2015 Gold King Mine waste water spill?
On August 5, 2015, U.S. EPA was conducting an investigation of the Gold King Mine near Silverton, Colorado. While excavating as part of the investigation, water began leaking from the mine tunnel, and about three million gallons of water and sediment were released into Cement Creek, a tributary of the Animas River.
Who was responsible for the 2015 Gold King Mine waste water spill?
The EPA
The EPA took responsibility for the incident. The EPA had notified local residents of the spill 24 hours after it occurred, a delay which the press and local officials criticized.
How did Gold King Mine spill?
While excavating above the old adit, pressurized water began leaking above the mine tunnel, spilling about three million gallons of water stored behind the collapsed material into Cement Creek, a tributary of the Animas River.
What are the long term effects of the Gold King Mine spill?
In August, San Juan Basin Public Health released the results of a three-year water-quality study, also finding the Gold King Mine spill had no lasting impacts. Mountain Studies Institute, which has extensively monitored the river since the spill, has long maintained aquatic life had not been seriously affected.
Who owns the Gold King Mine?
San Juan Corporation
The GKM shipped 711,144 tons of gold and silver ore while in operation. The mine has been inactive since then. It is currently owned by San Juan Corporation. The GKM is located in the Upper Animas Watershed in southwestern Colorado.
What happened to the Animus river?
In August 2015, the La Plata County Sheriff’s Office closed the river to the public after a crew working for the EPA released approximately 3 million gallons of mine waste into Cement Creek, a tributary of the Animas. The plug was accidentally removed while investigating a leak at the abandoned Gold King Mine.
Who paid for the Gold King Mine spill cleaned up?
Under the finalized settlement, the company and its Canadian owner, Kinross Gold Corporation, will pay the United States $40.1 million and another $4 million to the Colorado Department of Public Health and Environment for cleanup efforts, Environmental Protection Agency spokesman Rich Mylott said in a release.
Is the Animas River still polluted?
But it’s a slow process, and the river is in many ways still in recovery from the decades of mining near Silverton that produced gold, silver and uranium among metals and a seemingly endless flow of pollution that is still dogging the Animas watershed.
Is the Animas River toxic?
They found that the Animas River was polluted with chemical and radioactive materials. Water, mud and algae samples taken two miles below the mill were 100 to 500 times more radioactive than the control samples taken above the mill.
What is the status of the Gold King Mine?
2020. August 5, 2020 Update: EPA and the State of Utah signed a settlement agreement resolving the state’s legal claims associated with the Gold King Mine release. Read the news release.
Why is the Animas River orange 2021?
The discharge caused discoloration of the Animas River north of Cinnamon Creek, and possibly farther down, said Athena Jones with the EPA. “It’s a rust, essentially, and that’s why it has an orange-red color,” Jones said. “It’s really visible and alarming, and can carry other metals.”
Can you drink water from Animas River?
Yes, the tap water is safe to drink. The Animas River always has been our secondary source of drinking water. The main source is the Florida River. City staff turned off and blocked the intakes from the Animas River last Wednesday before the plume reached Durango.
Does the Animas River have gold in it?
Kyle Hartley, top, and Andy McKinley fish the Gold Medal stretch of the Animas River in 2015. Four miles of the Animas River – from the confluence of Lightner Creek to the Purple Cliffs by Home Depot – gained Gold Medal status in 1996.
Why is the Animas River so blue?
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.
Where has the most gold been found in Colorado?
Located west of Colorado Springs, the Cripple Creek & Victor Gold Mine (previously referred to as the Cresson Mine) is the all-time highest producing and only remaining active large-scale gold mining operation in the state.
Can you find gold nuggets in Colorado?
It’s easy to get the fever by finding a nugget in a clear Colorado stream. The Gold Prospectors Association of America lists eight Colorado counties with gold deposits. Good spots include Clear Creek, Fairplay Beach, and the Arkansas River, but don’t trespass on private mining claims.
Can diamonds be found in Colorado?
They can be found in several places, including west of Boulder; near Estes Park; and along the Colorado-Wyoming state line. Although Colorado’s kimberlites have been found to contain diamonds, they are generally smaller and weigh less than the diamonds found in other parts of the world.
What was the 2015 Gold King Mine waste water spill?
The 2015 Gold King Mine waste water spill was an environmental disaster that began at the Gold King Mine near Silverton, Colorado, when Environmental Protection Agency personnel, along with workers for Environmental Restoration LLC (a Missouri company under EPA contract to mitigate pollutants from the closed mine),…
Do abandoned mines have acid mine drainage problems?
Many abandoned mines throughout Colorado are known to have problems with acid mine drainage. The chemical processes involved in acid mine drainage are common around the world: where subsurface mining exposes metal sulfide minerals such as pyrite to water and air, this water must be carefully managed to prevent harm to riparian ecology.
Why did the EPA fail to warn Colorado and New Mexico?
The EPA was criticized for not warning Colorado and New Mexico about the operation until the day after the waste water spilled, despite the fact the EPA employee “in charge of Gold King Mine knew of blowout risk.”
Why did Sunnyside Mine close?
The Gold King Mine’s adits were dry for most of the mine’s recent history, as the area was being drained from below by the Sunnyside Mine’s American Tunnel. Sunnyside Mine closed in 1991.