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Outbreak notice totals

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

3,201

Total noticesEvery WHO Disease Outbreak News bulletin

Case total not available

Confirmed casesSum of reported illnesses

131

Countries affected

October 23, 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 24, 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	7
United States	2
Saudi Arabia	1
Russia	1

Outbreak notices

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 31

Start date: January 18, 2008
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 30

Start date: January 15, 2008
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 29

Start date: January 11, 2008
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 3

Start date: January 3, 2008
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 2

Start date: January 2, 2008
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update

Start date: December 28, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Pakistan - update

Start date: December 27, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 28

Start date: December 26, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza - situation in Egypt

Start date: December 26, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Rift Valley Fever in Sudan - update 4

Start date: December 21, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 27

Start date: December 18, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Pakistan

Start date: December 15, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Myanmar

Start date: December 14, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 26

Start date: December 13, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 25

Start date: December 12, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in China - update 5

Start date: December 9, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Ebola haemorrhagic fever in Uganda - update

Start date: December 7, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Avian influenza – situation in China - update 4

Start date: December 4, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Ebola haemorrhagic fever in Uganda

Start date: November 30, 2007
Last updated: July 21, 2026 ET

Global Notice Global Historical notice

Rift Valley Fever in Sudan - update 3

Start date: November 22, 2007
Last updated: July 21, 2026 ET

Data last updated: October 24, 2026 ET

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