Skip to main content

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.

3,201
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

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.

Filters
Outbreak details
Date range
Sort results
Clear filters
Metric
View
Outbreaks reported by month (Year to date)

A chart of outbreaks grouped by month.

Download CSV

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 Congo7
United States2
Saudi Arabia1
Russia1
Download CSV

Outbreak notices

Showing 2,801–2,820 of 3,201 notices

Global Notice Global Historical notice

Avian influenza A/(H7N2) in the United Kingdom

Start date
May 29, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 7

Start date
May 24, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in Indonesia – update 6

Start date
May 16, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Rift Valley Fever in Kenya, Somalia and the United Republic of Tanzania

Start date
May 9, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Meningococcal disease in Burkina Faso - update 2

Start date
April 17, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 15

Start date
April 11, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in Cambodia

Start date
April 10, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 13

Start date
April 2, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in China - update

Start date
March 29, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 12

Start date
March 28, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 11

Start date
March 27, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Rift Valley Fever in the United Republic of Tanzania

Start date
March 23, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 10

Start date
March 20, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Meningococcal disease in Burkina Faso - update

Start date
March 19, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in Lao People's Democratic Republic – update 2

Start date
March 16, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Meningococcal disease in Sudan - update

Start date
March 15, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza - situation in Egypt - update 8

Start date
March 12, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in Lao People's Democratic Republic – update

Start date
March 8, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in China

Start date
March 1, 2007
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Avian influenza – situation in Lao People's Democratic Republic

Start date
February 27, 2007
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.

Reconnecting to the server…

We lost the connection to the server.

Your session has expired.