La Nina phenomenon

La Niña is a weather phenomena characterized by unusually cold ocean temperature in the Equatorial Pacific which causes increased numbers of tropical storms in the Pacific Ocean.

Health Effects

· Disease related to contaminated water due to flooding, such as acute gastroenteritis, typhoid fever, cholera and hepatitis A.
· Disease related to wading in floodwaters contaminated with urine of infected animals, such as leptospirosis.
· Disease brought by mosquitoes, such as dengue and malaria.
· Accidents and injuries such as contusions, lacerations, fractures, electrocution.


· Boil your drinking water (Upon reaching boiling point, extend boiling for two or more minutes) or
· Do water chlorination
· Wash hands before preparing food and after using the toilet.
· Avoid wading in floodwater. If you must, wear rubber boots.
· Clean-up all possible mosquito breeding sites, such as vases, empty coconut shells, old tires and tin cans.

What to Do In Case of Flood

· Stay inside a house or building during heavy rains.
· Avoid wading and taking baths in floodwaters.
· When a flood advisory is issued, residents in low lying areas should seek for higher grounds.
· Avoid crossing low-lying areas and bridges during evacuation.