Flood plains.
during flood season in flood zones
the ground
near coastal areas
Where there is a lot of rain :p
Bangladesh and Indonesia are two of many.
Houses, heavily populated areas, etc
soil erosion
soil erosion
Earthquake and flood (LOL just kidding about the flood) tornado
Really depends on the place you are looking at.
it depends on the weather. But most likely it occurs when it rains alot.
In some places on Earth it may flood today. In other places on Earth there will be no flooding.