Nine refugees were confirmed dead on February 22, 2018, and more than 300 people were isolated in health centers due to a cholera outbreak in Uganda.
Since October, 470 cholera cases have been recorded in the region.
Cholera cases in Malawi have tripled a month after the spread of the disease from Zambia was thought to have been contained.
Four people have died from suspected cholera in Shibuyunji of Central Province leading the Ministry of Health to shut down seven illegal fishing camps.
Garissa officials are working with their counterparts in Tana River where the disease is suspected to have originated.
The case comes three weeks after Namibia banned the import of perishable food and water from Zambia due to a cholera outbreak in the neighboring country.
In 2017, 55,000 people fell ill across 24 of the country’s 26 provinces, and 1,190 people died.
Mozambique’s Cabo Delgado province has recorded the first 75 cases of cholera.
The cholera outbreak has killed four people with another 32 cases reported.
Zambian Health Minister Chitalu Chilufya said there has been a "drastic reduction" in the number of new cholera cases in the outbreak which has killed more than 70 people since October.