Outbreak timeline

MV Hondius Hantavirus Outbreak Timeline

A source-linked chronology of the 2026 MV Hondius Andes virus outbreak, from the voyage and first reported symptoms through official updates and the current monitoring window.

Event Timeline

  1. Earliest reported illness onset

    WHO later reported illness onset among cases occurred between 6 and 28 April 2026.

  2. WHO notified of cluster

    A cluster of severe respiratory illness aboard MV Hondius was reported to WHO.

  3. WHO publishes first Disease Outbreak News

    WHO reported seven cases, including two laboratory-confirmed hantavirus cases and three deaths.

  4. CDC issues MV Hondius statement

    CDC said the risk to the American public was extremely low and linked readers to hantavirus and Andes virus information.

  5. WHO update identifies Andes virus

    WHO reported eight total cases, including six confirmed and two probable cases, with all confirmed cases identified as Andes virus.

  6. MV Hondius arrives in Tenerife

    The ship arrived at the port of Granadilla, Tenerife, for disembarkation and repatriation.

  7. WHO reports 11 cases and 3 deaths

    WHO reported 11 cases among passengers or crew: 9 confirmed Andes virus infections, 2 probable cases, and 3 deaths.

  8. ECDC daily update keeps total at 11 cases

    ECDC reported 11 total cases: 8 confirmed, 2 probable, 1 inconclusive, 0 suspected, and 3 deaths, with no new cases or deaths since the previous update.

  9. Tracker dataset verified against ECDC update

    Hantavirus Tracker updated the case-status split to reflect the ECDC 14 May 2026 daily outbreak update while preserving the 11-case headline total and 42-day monitoring window.

How to Read the Timeline

Timeline entries preserve what official sources reported at that point in time. Later entries can reclassify cases as confirmed, probable, inconclusive, or suspected.

For the current headline count, use the homepage and the MV Hondius outbreak page, not older historical entries.

Timeline Sources