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.

3,195
Total noticesEvery WHO Disease Outbreak News bulletin
Case total not available
Confirmed casesSum of reported illnesses
131
Countries affected
August 28, 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)

  • 25 outbreaks have been reported year to date.
  • Aug 2026 was 0% higher than the previous complete period (Jul 2026: 3).
  • The highest complete period was May 2026 (7).
  • Sep 2026 is incomplete and not included in the figures above.
  • Complete data
  • Incomplete
Outbreaks by disease

A bar chart of the number of matching outbreaks by disease.

Outbreaks by disease
DiseaseOutbreaks
Listeriosis2
Download CSV

No location breakdown is available for these filters.

Outbreaks by disease
DiseaseOutbreaks
Listeriosis2

Outbreak notices

Showing 1–20 of 33 notices

Global Notice Global Historical notice

Mpox – South Africa

Start date
July 9, 2024
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Cholera - South Africa

Start date
March 14, 2024
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Cholera - South Africa

Start date
March 14, 2024
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Cholera - South Africa

Start date
March 13, 2024
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Measles - South Africa

Start date
March 21, 2023
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1996 - Crimean-Congo Haemorrhagic Fever in South Africa

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1996 - Ebola haemorrhagic fever in South Africa - Update 2

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1996 - Ebola haemorrhagic fever in South Africa - Update

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

1996 - Ebola haemorrhagic fever in South Africa

Start date
June 8, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

Cholera in South Africa

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2000 - Cholera in South Africa- Update 4

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2000 - Cholera in South Africa - Update 2

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2001 - Cholera in South Africa - Update 13

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2000 - Cholera in South Africa - Update 8

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2001 - Cholera in South Africa - Update 19

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2001 - Cholera in south Africa - Update 14

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2001 - Cholera in South Africa

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2000 - Cholera in South Africa - Update

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2000 - Cholera in South Africa - Update 3

Start date
June 7, 2021
Last updated

Source: WHO

View Notice

Global Notice Global Historical notice

2000 - Cholera in South Africa - Update 10

Start date
June 7, 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.