Simplify the following text for a Grade 5 native English-speaking person.
Original: Other significant years of floods were : 1891 , 1916 , 1951 , 1956 , 1961 , 1974 , 1976 , 1993 , 1998 .
Simplified: Other big floods were in : 1891 , 1916 , 1951 , 1956 , 1961 , 1974 , 1976 , 1993 , 1998 .