The Mahoning river is susceptible to frequent flooding during high rain events. One such event started when 3 days of torrential rain fell in July 2003[1] which caused the river to change its course in Leavittsburg, Ohio destroying almost a hundred homes.

Here is a pictorial of some of the flooded areas.

Packard Park lower section Packard Park ball diamonds flooded Packard Park crosswalk
     
Packard Park seagulls escaping the flood Summit Street bridge almost overrun Summit Street old power plant dam engulfed
     
  1. ^ "Mahoning River Watershed Action Plan" (PDF). Youngstown State University.