Drone image of the district of Paracatu de Baixo, in Mariana, Minas Gerais state. Paracatu de Baixo was the second most affected district, right after Bento Rodrigues, and is isolated by the civil defense. On November 5th, a dam containing mineral waste from the Samarco mining company (controlled by Vale and British-Australian BHP) collapsed, flooding the region with toxic mud.