According to World Health Organisation Becarefull of the Gambia water …60 % of tap water in Gambia urban Areas are contaminated with bacterias that can cause Stomach infections .
The risk of malaria is greater during the months of June to November. It is not safe to drink the water, so you should boil all drinking water (for at least one minute) or pack water purification tablets. Avoid ice cubes, or eating raw and undercooked food.