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Outbreak notice totals

All-time counts across every WHO Disease Outbreak News bulletin in Public Health Trace.

3,200

Total noticesEvery WHO Disease Outbreak News bulletin

Case total not available

Confirmed casesSum of reported illnesses

131

Countries affected

October 15, 2026

Most recent notice

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Outbreaks reported by month (Year to date)

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Source: WHO public dataLast updated October 21, 2026 ET

Summary (Year to date)

27 outbreaks have been reported year to date.
Sep 2026 was 33% lower than the previous complete period (Aug 2026: 3).
The highest complete period was May 2026 (7).
Oct 2026 is incomplete and not included in the figures above.

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No disease breakdown is available for these filters.

Notices by country

Notices by country
Country	Notices
Democratic Republic of the Congo	6
United States	2
Saudi Arabia	1
Russia	1

Outbreak notices

Global Notice Global Historical notice

2000 - Ebola haemorrhagic fever in Uganda - Update 35

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Cholera in South Africa - Update 13

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Yellow fever in Côte dÎvoire - Update 2

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2000 - Ebola haemorrhagic fever in Uganda - Update 15

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2002 - Yellow fever in Senegal

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2000 - Ebola hemorrhagic fever in Uganda- Update 24

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Meningococcal disease in the African Meningitis Belt - Update 5

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2002 - Meningococcal disease in Burkina Faso

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2000 - Ebola haemorrhagic fever in Uganda - Update 27

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Meningococcal disease in Ethiopia - Update

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2002 - Acute respiratory syndrome in Greece - Update

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Isolation of influenza A(H5N1) virus in poultry in Hong Kong Special Administrative Region of China

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Ebola haemorrhagic fever in Gabon - Update 6

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Yellow fever in Côte d'Ivoire - Update 4

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2000 - Cholera in South Africa - Update 8

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2000 - Ebola haemorrhagic fever in Uganda - Update 9

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Anthrax in the United States - Update 10

Country: United States
Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2002 - Meningococcal disease in the Great Lakes area (Burundi, Rwanda)

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Cholera in India

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

2001 - Cholera in South Africa - Update 19

Start date: June 7, 2021
Last updated: July 21, 2026 ET

Data last updated: October 21, 2026 ET

Outbreak investigations may be ongoing; case counts, hospitalizations, and deaths are updated by CDC as investigations continue. Read the full medical disclaimer.