Malawi - High priority areas / Hotspots


Cholera burden and dynamics

Since 2010, Lake Chilwa (Machinga, Zomba and Phalombe) accounted for 34.5% of all cases.

Since 2010, the Shire River floodplain (Chikwawa and Nsanje) accounted for 31.5% of all cases.

Localization of cholera priority areas

Risk factors

63% of rural populations and 87% of urban population have access to at least basic drinking water sources

43% of rural populations and 49% of urban populations had access to at least basic sanitation

17% of rural populations and 7% urban populations have no handwashing facility on premises.

Approx. 7% of rural populations and 2% of urban populations resort to open defecation in Malawi

Certain sociocultural believes have been implicated during cholera outbreaks


Cholera outbreaks in Malawi often occurred following the onset of the rainy seasons (between November and April)

Heavy rain and flooding cause latrines to overflow and contaminate drinking water sources with sewage


(WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene: 2015 Estimates)

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