The maps currently only factor in coastal and river floods and show 517,000 homes at high risk.

It was a wet and stormy winter with heavy rains setting off river floods and big storms bringing coastal floods.

The 17th and 18th century was a period of many infamous river floods resulting in much loss of life.

During the wet season the river floods, replenishing the wetlands.

When the waters subsided after river floods, some fishes, mainly carp, were trapped in lakes.