Global Notice Global Historical notice
2002 - West Nile virus in Canada - Update 5
- Start date
- June 7, 2021
- Last updated
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 bulletinCase total not available
Confirmed casesSum of reported illnesses131
Countries affectedOctober 15, 2026
Most recent noticeDownload 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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A chart of outbreaks grouped by month.
Download CSVSummary (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.
A bar chart of the number of matching 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
Severe Acute Respiratory Syndrome (SARS)-multi-country outbreak - Update 48
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Ebola haemorrhagic fever in the Republic of the Congo - Update 8
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Severe Acute Respiratory Syndrome (SARS) - multi-country outbreak - Update 28
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Severe Acute Respiratory Syndrome (SARS) - multi-country outbreak - Update 26
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Acute respiratory syndrome in China - Update
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
2002 - Cholera in Malawi
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Severe Acute Respiratory Syndrome (SARS) - multi-country outbreak - Update 12
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Update 68 - SARS situation in Taiwan
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Update 91 – SARS research: the effect of patents and patent applications
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
2002 - Yellow fever in Senegal
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Cholera in Benin
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Severe Acute Respiratory Syndrome (SARS) - multi-country outbreak - Update 15
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Acute respiratory syndrome in Hong Kong Special Administrative Region of China/ Viet Nam
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Severe Acute Respiratory Syndrome (SARS)-multi-country outbreak - Update 54
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Suspected acute haemorrhagic fever syndrome in the Republic of the Congo - Update 3
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Ebola haemorrhagic fever in the Republic of the Congo - Update 5
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Severe Acute Respiratory Syndrome (SARS)-multi-country outbreak - Update 52
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
Cholera in Democratic Republic of the Congo
- Start date
- June 7, 2021
- Last updated
Global Notice Global Historical notice
2002 - Yellow fever in Senegal - Update
- Start date
- June 7, 2021
- Last updated
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.
