Precipitation exceeds 760 centimeters annually in most of the Pacific lowlands, making this one of the wettest regions in the world.
The highest average annual precipitation in the world is estimated to be in Lloro, Colombia, with 13,299 mm (523.9 inches).
Extensive areas of the Caribbean interior are permanently flooded, more because of poor drainage than because of the moderately heavy precipitation during the rainy season.
The presence of coastal regions along the Atlantic Ocean increases the risk of hurricanes and tropical storms.
Some of the events of this type that have affected the country are: Some of the main public health issues in Colombia are: malnutrition, pregnancy-related deaths, neonatal deaths, acute respiratory disease-related deaths in children under 5 years, diarrhea-related deaths in children under 5 years, lack of vaccinations, tropical diseases such as malaria, dengue fever, hemorrhagic dengue fever, yellow fever, Chagas disease and leishmaniasis, poly-parasitism, snakebites and violence related causes of mortality.