Feds Sue Vale and BHP Billiton for Billions Over Brazil Dam Disaster
The Brazilian Prosecutor General's Office has filed a billion-dollar lawsuit against mining giants Vale and BHP Billiton, seeking 155 billion Reais (roughly 44 billion US dollars) in damages for the 2015 Mariana dam disaster that resulted in 19 fatalities.
The collision of toxic sludge from the dam closure engulfed a nearby village and spilled into the sea, leaving environmental officials to label it as Brazil's most significant environmental catastrophe.
BHP Billiton's Sydney-listed shares sagged roughly 10% in trading Wednesday, shortly after the company claimed it had not received formal notice of the lawsuit.
Investors had hoped that a historical 6-billion US dollar compensation deal proposed by President Dilma Rousseff in March would shield miners from additional lawsuits. However, Brazil's Prosecutor General's Office maintains its independence from the government, with investigators arguing that previous solutions were inadequate and failed to acknowledge the opinions of victims.
According to investigators, the agreement does not sufficiently fulfill the collective rights of the victims, fails to provide appropriate compensation, and infringes on their constitutional rights.
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Investigators have suggested a 44 billion US dollar compensation based on the dam collapse's equivalence to the Deepwater Horizon oil disaster, where eleven lives were lost and subsequently led to a massive oil catastrophe in the Gulf of Mexico, costing BP over 55 billion US dollars[2].
Brazilian state officials have previously filed lawsuits against various companies following environmental disasters, but chose to accept smaller awards rather than endeavoring for more substantial amounts.
Regarding the 6 billion US dollar compensation deal, BHP stated that it viewed the agreement as "providing a long-term remediation and compensation framework to manage the aftermath of the tragedy and serving as a suitable platform for collaboration of all parties involved".
Vale echoed similar sentiments in their support of the existing agreement, saying they would "take all necessary measures to defend themselves".
—Elvin Lopez and Nina Dos Santos contributed to the coverage.

Further Reading:
The lawsuit against Vale and BHP Billiton could shape the mining industry's operations in Brazil substantially. The potential financial burden of the lawsuit and settlement costs could strain the financial resources of both companies, impacting their ability to finance new projects and maintain existing operations.
Furthermore, the ongoing legal battles and significant fines could compromise the reputation of both companies, resulting in increased regulatory scrutiny. The financial implications and reputational damage could negatively affect the stock prices of both companies. Following the Brumadinho dam disaster in 2019, Vale's stock market capitalization saw a notable dip.
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Brazil has pursued large-scale lawsuits related to mining disasters against Vale and BHP Billiton. Here is a comprehensive overview of the key events:
- Initial Fine: Following the incident, the Brazilian government levied a fine of 250 million Reais (around 66.3 million US dollars) against the Samarco joint venture between Vale and BHP Billiton[2].
- Compensation and Agreement: In 2016, Samarco agreed to pay US$2.3 billion in compensation, together with a preliminary agreement for a fine of 20 billion Reais (approximately 4.8 billion US dollars)[2].
- Civil Lawsuits: Civil lawsuits were also filed against the companies, including a US$55 billion lawsuit filed by the Brazilian federal prosecutors[2].
- Final Settlement Agreement: On October 25, 2023, mining companies BHP and Vale signed an agreement with the Brazilian government to provide nearly US$30 billion in compensation for the Mariana Dam collapse. This included $18 billion for public authorities and an additional $5.6 billion in compensation, resettlement, and environmental remediation[2][4].
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