Sierra Leone


Mapping floods in Nigeria using Sentinel-1 satellite images (Image: International Water Institute).

Due to heavy seasonal rain falls within the last months, Nigeria, Niger, Burkina Faso and Sierra Leone have been affected by floods. Overall more than 300,000 people have been impacted and 39 casualties reported. 

Since August 30, approximately 206,000 people in Nigeria have been affected by floods in Adamawa State. The floods were triggered by spillage due to damage at the Dadin Kowa dam in Gombe State, which in turn caused an overflow at Kiri Dam located downstream in Adamawa State. Further heavy rainfall worsened the flooding. The National Emergency Management Agency (NEMA) has been responsible for the... read more

Publishing Date: 26/10/2015
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Heavy rainfall has caused deadly flooding and mudslides in and around Sierra Leone’s capital, Freetown. The worst hit areas reportedly are the coastal suburb of Racecourse as well as in Lumley and Regent on the outskirts of Freetown, where a hillside collapsed on Monday morning. More than 300 people have been killed so far according to the authorities, with hundreds still missing and thousands made homeless by the events.

UNOOSA has requested the activation of the European Commission Copernicus Emergency Mapping Service for the mudflow in Freetown.

The United Nations Officer for Outer Space Affairs (UNOOSA) has also requested the activation of the International Charter Space and Major Disasters on behalf of the Sierra Leone office of the Food and Agriculture... read more

At least seven people were killed and 15 injured in a landslide due to heavy rains in Freetown/Sierra Leone. Flooding has left at least 300 people homeless - AlertNet August 13th.

Source : Glide number

Due to the rainy season and recent floods, Sierra Leone has experienced significant flooding. 15 people were died and 425 displaced in Freetown, 6 villages in the Kambia District lost all their crops.

Source: Glide number

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