Flash floods
What are flash floods?
Flooding that begins within 6 hours, and often within 3 hours, of the heavy rainfall (or other cause).
What is a river flood
Any pulse of high water that overwhelms a river channel can create a flood, large or small.
What are tropical floods
When a tropical storm causes heavy rain and damaging wind
What are tidal floods
Temporary flooding of low lying areas near a coast
What are groundwater floods
When there is to much ground water
What causes flash floods?
Flash Floods can be caused by a number of things, but is most often due to extremely heavy rainfall from thunderstorms. Flash Floods can occur due to Dam or Levee Breaks, and/or Mudslides.
What causes river floods
Any pulse of high water that overwhelms a river
What causes tropical floods
Heavy tropical storms and storm surges
What causes tidal floods
Winds off shore storms full moon cycles and high tide events
What causes groundwater floods
When ground water reached the surface and causes flooding
What are some of the effects of flash floods.
Flash floods can roll boulders, tear out trees, destroy buildings and bridges, and scour out new channels. Rapidly rising water can reach heights of 30 feet or more. Furthermore, flash flood-producing rains can also trigger catastrophic mudslides.
What are some effects of river floods
can flood homes and damage property
What are some of the effects of tropical floods
Damages houses and building in the area effected by the flood
What are some of the effects of tidal floods
Short term public inconveniences
What are some of the effects of groundwater floods
Over saturated soils that don’t absorb water and causes sinkholes
Where do flash floods mostly occur.
Flash floods are known to occur in the highest mountain ranges of the United States and are also common in the arid plains of the Southwestern United States.
Where do most river floods occur
In Bangladesh by the Brahmaputra river
Where do tropical floods mostly occur
Coastal areas and island rivers
Where do tidal floods mostly occur
Low lying areas near a coast
Where do groundwater floods mostly occur
permeable land surfaces
What are the safety procedures for flash floods?
you want to survive a flash flood do not walk, swim or drive through flood waters. Turn Around, Don't Drown!
Evacuate if told to do so.
Move to higher ground or a higher floor.
Stay where you are.
What is the safety procedure for river floods
Get to high ground
What are safety procedures for tropical floods
Stay inside monitor storm progress listen to officials
What are safety procedures for tidal floods
Don’t walk through flowing water don't drown.
What are safety procedures for groundwater floods
Safety procedures are to not drive through flooded areas and not use water from pipes.