Nigeria: Health Sector Cholera Outbreak Situation Report – Borno State, No. 06 (26 May 2026)

Country: Nigeria

Sources: Health Cluster, World Health Organization

Please refer to the attached file.

This Situation Report provides an update on the cholera outbreak response in Borno State, Nigeria, covering the period from 1 to 25 May 2026.

As of 25 May 2026, a cumulative 2,918 cholera cases and 27 associated deaths had been reported across seven LGAs, with a case fatality rate (CFR) of 0.9%. The report highlights ongoing transmission, water source contamination risks, and response activities including surveillance, laboratory testing, case management, WASH/IPC, risk communication, community engagement, and multisectoral coordination. ...