According to the Associated Press, officials in Louisiana now say that at least 13 people have died since historic flooding hit the state this weekend. On Tuesday, a White House spokesperson said that more than 70,000 residents have registered for federal disaster aid.

On Tuesday, officials in Louisiana said that at least 11 people have died since widespread flooding hit the state in what the Red Cross has called “likely the worst natural disaster since Superstorm Sandy,” NBC News reports.