NEW : The death toll rises to 348 and a state of emergency is declared . seven European military personnel are dispatched to help in flood-ravaged areas . Liguria town is `` isolated , accessible only by sea , '' its mayor says . Authorities are assessing whether their deaths had anything to do with faulty work that may have caused the Magra River to overflow . The storms have caused transportation problems across Cinque Terre .
NEW : The death toll rises to 348 and a state of emergency is declared . seven European military personnel are dispatched to help in flood-ravaged areas . Liguria town is `` isolated , accessible only by sea , '' its mayor says . The storms have caused transportation problems across Cinque Terre .