Neel RohithRno:-123

DEFINITION

• Floods are temporarily inundation of large regions as a result of an increase in reservoir or the river flooding their banks.

• A flood is an over flow of an expanse of water that submerges land

CAUSES

1. Over flow of river water

2. Blocking of river channel

3. Storms in the sea

4. Cyclones& Tsunamis over water bodies

TYPES OF FLOODS

• Slow onset floods

• Rapid onset floods

• Flash floods

PERSONAL PROTECTION

1. MEASURES BEFORE FLOOD

• Good town planning (GOVT. Responsibility) reduces the impact of floods

• People in risk areas(Down streams) should know special signals used(FOG HORNS) when a dam threatens to break

• Small floods can be fore seen by watching water level after heavy rains and regularly listening to weather fore cast.

• Particular vigilance must be exercised at the time of the year in which cyclones & hurricane

occur.

FOG HORN

2. MEASURES DURING THE FLOOD

• Turn off the electricity to prevent electrocution.

• Take vulnerable people to upper floor.

• Beware of water contamination.

• Evacuate danger zones as ordered by authorities.

• Emergency supply should be taken by the families during the evacuation.

EVACUATION

3. MEASURES AFTER FLOOD

• Evacuated people should not return home until ordered by authorities.

• Untreated water must not be used for drinking unless it is declared safe.

• Clean and disinfect any room that has been flooded.

• Sterilize or wash all dishes and kitchen utensils with boiling water .

DISINFECTING

CLEANING

• Get rid off any food items that has been in/or near flood water. Including canned & refrigerated foods.

• Discard all consumables like

1.Drinks.

2. Medicines.

3. Cosmetics.

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