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You are browsing the archive for tailings Archives - Page 2 of 3 - AGU Blogosphere.

28 July 2019

The Cobriza Mine tailings failure: a high resolution image from Planet Labs

Planet Labs have kindly collected a high resolution SkySat image of the Cobriza Mine tailings failure in Peru, which happened on 10th July 2019.

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16 July 2019

Cobriza, Peru: another significant tailings dam failure

On 10th July 2019 another significant tailings dam failure occurred, this time at the Cobriza mine in Peru, releasing cyanide pollution into the Rio Mantaro

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28 May 2019

Gongo Soco mine: another potential tailings dam failure in Brazil

In Brazil another tailings dam, at the Gongo Soco mine in Barão de Cocais to the east of Belo Horizonte, is at risk of failure due to a rock wall collapse.

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13 May 2019

Tailings dam failures: an interesting perspective article in Science

A Perspectives article in Science (Santamarina et al. 2019) argues that we need a better understanding of the processes leading to tailings dam failures as well as greatly improved management and regulation of tailings facilities

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16 April 2019

Planet Labs Skysat image of the Hindalco tailings failure

Planet Labs have successfully acquired a high resolution SkySat image of the Hindalco Tailings failure in Muri, India, which occurred last week

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13 April 2019

Hindalco, Muri: another tailings failure, this time in India

On 9th April 2019 yet another significant tailings failure occurred, this time at the Hindalco works at Muri in Jharkhand, India

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25 March 2019

Sul Superior: another Vale tailings dam at risk of imminent collapse in Brazil

Brazilian mining company Vale warned on Friday that the Sul Superior tailings dam, at the Gongo Soco mine in Minas Gerais, is at risk of imminent collapse

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12 February 2019

Cuajone mine in Peru: reports of landslide damage, and a fatality, caused heavy rain

There are reports of landslides caused by heavy rainfall last week at Cuajone mine, located at 3,400 metres in the Andes of Peru. A worker has been killed.

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4 February 2019

The speed of the Brumadinho tailings dam landslide

The two important videos showing the Brumadinho tailings dam landslide allow some estimates to be made of the speed of the movement.

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1 February 2019

First thoughts on the Brumadinho dam collapse video

My initial thoughts on the Brumadinho tailings dam collapse video, which has emerged today. The video shows a catastrophic rotational landslide and flow

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Brumadinho disaster: the extent of the environmental impact

The human and environmental costs of the Brumadinho disaster in Brazil are becoming increasingly clear, whilst speculation continues as to the causes of the collapse of the tailings dam

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30 January 2019

Planet Labs image of the Brumadinho tailings dam failure

Planet Labs have captured a high resolution image of the aftermath of the Brumadinho tailings dam failure at the Córrego do Feijão Mine in Brazil

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27 January 2019

The scale of the tailings dam collapse at Feijão mine in Brumadinho, Brazil

The enormous scale of the tailings dam collapse at Feijão mine in Brumadinho, Brazil is now clear. The dam was 87 m high, holding c13 million cubic metres.

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5 July 2018

Cadia gold mine: Planet Labs imagery of the sequence of events of the tailings dam failure in March 2018

Imagery from Planet Labs shows the sequence of events during the tailings dam failure at the Cadia Gold Mine in Australia in March 2018.

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12 March 2018

Cadia Gold Mine – another tailings dam failure

On Friday a significant tailings dam failure occurred at the Cadia gold mine in Australia, causing production to be stopped. Fortunately, to date no release of tailings beyond the boundaries of the mine has occurred.

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31 October 2017

Planet Labs imagery of the Mishor Rotem tailings dam failure

There is good imagery available via Planet Labs showing the 100,000 cubic metre Mishor Rotem tailings dam failure in Israel in June 2017

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7 July 2017

Mishor Rotem – another tailings dam failure, this time in Israel

On 30th June a major tailings dam failure occurred at Mishor Rotem in Israel, releasing 100,000 cubic metres of polluted sludge down a key watercourse

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30 August 2016

The official report into the Samarco Tailings Dam failure in Brazil

Yesterday the official report into the Samarco Tailings Dam failure in Brazil was released. A website has been created to allow the report to be downloaded. The investigation documents a long series of management problems at the site prior to the final collapse.

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15 August 2016

Luoyang, Henan province: first reports of a major tailings dam failure in China

Reports and images are emerging from China that show a major tailings dam failure at the Henan Xiangjiang Wanji works at Luoyang in Henan Province

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27 March 2016

Remarkable new footage of the mudflow from the Samarco tailings dam failure in Brazil

A new video has appeared on Youtube showing the remarkable mudflow released by the Samarco Tailings dam failure in Brazil in 2015

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