Cumulative cases since outbreak start — WHO bulletin dated 2026-06-28
•Active response underway — field teams mobilised.
Official report date — in isolated zones, field onset typically precedes this by days to weeks.
The exact nature of this date (week of confirmation, transmission period, or bulletin publication date) is not specified by the source.
WHO Weekly Epidemiological Record, WER 101-31 (epidemiological week 31, 27 July to 2 August 2026, cholera data as of 28 June 2026): Sudan reported 847 cumulative cholera cases and 117 deaths (CFR 13.8%, still the highest case fatality ratio of any country in this update) from 1 January to 28 June 2026, with 320 new cases and 56 deaths in the last 28 days of the reporting period (a 38% decrease in cases but only an 8% decrease in deaths from the previous month). Note: WHO's numbered 'Multi-country outbreak of cholera' series ended at update #38 (30 June 2026); the monthly cholera update now appears in the Weekly Epidemiological Record instead.
Case trend
First actions
- →Initiate field investigation within 48 h — verify signal with local authorities
- →Alert regional health offices and district focal points
- →Cross-check against WHO, ECDC and Africa CDC data for corroboration
- →Prepare situation report for the next surveillance meeting
Cite this page (Vancouver)
HealthWatch Global. Cholera outbreak — Sudan [Internet]. 2026-06-28 [cited 2026 Aug 19]. Available from: https://healthwatch-global.com/en/outbreak/527d4257-c321-4f09-8c08-97f42bc9a2e0. Data source: WHO.
Get daily Cholera alerts
14-day Pro trial — no credit card required