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28 July 2019
Planet Labs have kindly collected a high resolution SkySat image of the Cobriza Mine tailings failure in Peru, which happened on 10th July 2019.
16 July 2019
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
28 May 2019
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.
13 May 2019
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
16 April 2019
Planet Labs have successfully acquired a high resolution SkySat image of the Hindalco Tailings failure in Muri, India, which occurred last week
13 April 2019
On 9th April 2019 yet another significant tailings failure occurred, this time at the Hindalco works at Muri in Jharkhand, India
25 March 2019
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
12 February 2019
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.
4 February 2019
The two important videos showing the Brumadinho tailings dam landslide allow some estimates to be made of the speed of the movement.
1 February 2019
My initial thoughts on the Brumadinho tailings dam collapse video, which has emerged today. The video shows a catastrophic rotational landslide and flow
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
30 January 2019
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
27 January 2019
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.
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.
12 March 2018
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.
31 October 2017
There is good imagery available via Planet Labs showing the 100,000 cubic metre Mishor Rotem tailings dam failure in Israel in June 2017
7 July 2017
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
30 August 2016
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.
15 August 2016
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
27 March 2016
A new video has appeared on Youtube showing the remarkable mudflow released by the Samarco Tailings dam failure in Brazil in 2015