 Federal , state , and local governments began construction in 1992 of barriers to protect the city . The project included a levee of 36 @,@ 000 feet ( 10 @,@ 973 m ) and a flood wall of 1 @,@ 000 feet ( 305 m ) along the Susquehanna River and Bald Eagle Creek , closure structures , retention basins , a pumping station , and some relocation of roads and buildings . Completed in 1995 , the levee protected the city from high water in the year of the Blizzard of 1996 , and again 2004 , when rainfall from the remnants of Hurricane Ivan threatened the city . 
