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Data Explorer

Research historical outbreak investigations and the full recall archive, with charts, trends, and advanced filters. Looking for what's happening right now instead? See current Health Alerts.

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

Download matching outbreaks as CSV

CSV exports include up to 5,000 matching rows (applying your current filters), not the full dataset if it's larger.

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Outbreaks reported by month (Year to date)

A chart of outbreaks grouped by month.

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Source: WHO public dataLast updated

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.
  • Complete data
  • Incomplete

No disease breakdown is available for these filters.

Notices by country

A bar chart of the number of matching notices by country.

Notices by country
CountryNotices
Democratic Republic of the Congo6
United States2
Saudi Arabia1
Russia1
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Outbreak notices

Showing 581–600 of 3,200 notices

Global Notice Global Historical notice

Monkeypox - United Kingdom of Great Britain and Northern Ireland

Start date
July 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Monkeypox – Singapore

Start date
July 3, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Ebola virus disease – Guinea

Start date
June 19, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Monkeypox - United Kingdom of Great Britain and Northern Ireland ex Nigeria

Start date
June 11, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Human infection with avian influenza A(H10N3) – China

Start date
June 10, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - food poisoning in northern Mozambique

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Meningitis in Democratic Republic of Congo

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Cholera in West Africa

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Hurricane Mitch, Update 4

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Cholera in Somalia

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Cholera in Rwanda

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Hurricane Mitch, update

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Dengue

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Hurricane Mitch, Update 6

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Cholera in the Great Lakes Region

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Cholera in Cameroon

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Meningococcal meningitis in Angola, Update

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Crimean-Congo haemorrhagic fever in Afghanistan

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Legionellosis in Paris, France

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1998 - Cholera in Zimbabwe

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Data last updated:

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

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