BRASILIA [Brazil], The death toll from floods in Brazil has risen to 75 as floods continue to wreak havoc in the country's southern Rio Grande do Su state, Al Jazeera reported, with another 103 people reportedly missing, local sources said. Officials have said. According to state civil defense officials on Sunday, 88,000 people were displaced from their homes as a result of the rains. About 16,000 people took shelter in schools, gyms and other temporary shelters. Meanwhile, state governor Eduardo Leite said on Sunday morning, "I emphasize once again: the devastation we are facing is unprecedented." Brazilian President Luiz Inacio Lula da Silva also called on the defense minister, according to Al Jazeera José Museo, along with Finance Minister Fernando Haddad and Environment Minister Marina Silva, among others, visited Rio Grande do Sul for the second time on Sunday.The leader and his team surveyed the flooded roads of the state capital, Port. A helicopter rescue operation is underway in Alegre, as emergency responders race to locate survivors trapped amid the debris of collapsed homes, bridges and roads. Rising water levels in Rio Grande do Sul state are putting pressure on the dam and threatening the metropolis. In Porto Alegre, Al Jazeera Governor Eduardo Leite declared a state of emergency as the region grapples with the devastating weather event. "We are dealing with the worst disaster in [our] history," the country's civil protection agency said. "Governor Leet expressed sadness while acknowledging the grim reality that the death toll is expected to rise as rescue efforts continue, with forecasters warning of further danger as the state's main Gueb River reaches dangerous levels. There is a possibility of reaching this level, which will further aggravate the current crisis. The infrastructure has been badly affected due to incessant rains, leading to loss of connectivity.