Source-audited outbreak intelligence

Hantavirus Outbreak Tracker

Independent public-information tracker for the MV Hondius-linked Andes virus outbreak. Core counts, status labels, source dates, and the case table are available here without JavaScript.

Last reviewed: May 26, 2026Data last checked: May 26, 2026, 15:00 UTCLatest source update: Official pages checked May 26, 2026; ECDC reports data as of May 26Report a correction

Situation at a glance

Total reported cases13ECDC - source date 2026-05-26
Confirmed cases11ECDC - source date 2026-05-26
Probable cases2ECDC - source date 2026-05-26
Suspected cases0ECDC - source date 2026-05-26
Inconclusive cases0ECDC - source date 2026-05-26
Deaths3ECDC - source date 2026-05-26

Last checked: May 26, 2026, 15:00 UTC. Latest source update: Official pages checked May 26, 2026; ECDC reports data as of May 26. Headline counts use the latest reviewed ECDC public page; WHO DON601 remains retained for risk, chronology, and earlier classification context.

What changed

ECDC's current daily outbreak page reports data as of May 26, 2026: 13 total cases, 11 confirmed, 2 probable, 0 suspected, 0 current inconclusive cases, and 3 deaths. CDC reports no U.S. confirmed cases from this outbreak, and WHO DON601 remains retained for risk and chronology context. Pending media and local hospital updates remain separate from official totals.

Risk framing

General public and traveler risk is currently assessed as low, very low, or extremely low by WHO, ECDC, and CDC depending jurisdiction. People who were onboard the ship, close contacts, exposed passengers, or anyone contacted by public-health officials should follow public-health instructions.

Official sources

CDC current situationU.S. current situation, U.S. public/traveler risk, exposed-passenger monitoring contextOpen source
CDC HAN 00528Clinical/public-health alert context, testing, monitoring, and infection-control guidanceOpen source
WHO Disease Outbreak News DON601Global case counts, risk assessment, reconciliation with ECDC, contact-management contextOpen source
WHO Disease Outbreak News DON600Prior outbreak count and response chronologyOpen source
WHO Disease Outbreak News DON599Earlier outbreak chronologyOpen source
ECDC Andes hantavirus outbreak pageDaily case counts, status categories, deaths, EU/EEA risk, current source updateOpen source

Map and case table

The JavaScript app adds an interactive map. The table below is the crawlable, accessible fallback and uses the same canonical public outbreak records.

RecordStatusCountDeathsLocationSourceSource dateLast checkedConfidenceNotes
andv-hondius-official-confirmed-currentConfirmed113MV Hondius-linked outbreak - confirmed cases
Multi-country / cruise ship
ECDC
official_public_health
2026-05-26May 26, 2026, 15:00 UTChighConfirmed count is derived from the latest official ECDC status snapshot. The death count shown on this map marker is the ECDC event-level death total, not a person-level or status-specific location assignment.
andv-hondius-official-probable-currentProbable20MV Hondius-linked outbreak - probable cases
Multi-country / cruise ship
ECDC
official_public_health
2026-05-26May 26, 2026, 15:00 UTChighProbable cases are included in the official total and kept distinct from confirmed cases.
andv-hondius-official-suspected-current-zeroSuspected00MV Hondius-linked outbreak - suspected cases
Multi-country / cruise ship
ECDC
official_public_health
2026-05-26May 26, 2026, 15:00 UTChighThe current suspected case count is retained in official facts and exports but is not plotted as a default case marker because the count is zero.
andv-hondius-official-inconclusive-current-zeroInconclusive00MV Hondius-linked outbreak - inconclusive cases
Multi-country / cruise ship
ECDC
official_public_health
2026-05-26May 26, 2026, 15:00 UTChighThe stale prior inconclusive category is superseded by the newer complete ECDC status snapshot and retained as zero in official facts and exports only.
spain-positive-test-news-pending-2026-05-25News Reported Pending10Spain positive-test report - pending official confirmation
Spain
CNN
reputable_media
2026-05-25May 26, 2026, 15:00 UTCunder_reviewThis is a news-reported pending marker. It is not counted in official totals unless an eligible public-health or government source validates the case.
kansas-discharge-hospital-update-2026-05-26Monitored Contact30Kansas hospital discharge report
Kansas
CJOnline
local_media
2026-05-26May 26, 2026, 15:00 UTCunder_reviewHospital-disposition update from local media. It is not an official case-count source and does not change headline totals.
mv-hondius-ship-cleaning-operational-candidate-2026-05-26ContextNot published0MV Hondius operational context
Route context
Operational update candidate
reputable_media
2026-05-26May 26, 2026, 15:00 UTCunder_reviewRoute and operational context marker only. It has no case-count effect.

How to read the labels

StatusMeaning
ConfirmedLaboratory-confirmed infection according to the reporting public-health source.
ProbableA case classified as probable by the reporting public-health source.
SuspectedA suspected case pending evaluation; not counted as confirmed or probable.
InconclusiveA case with unresolved or inconclusive laboratory interpretation.
Monitored ContactA person or group monitored after potential exposure; not counted as a case.
Non CaseA record reclassified as not meeting the case definition.
News Reported PendingA report not yet confirmed by an official public-health source.
ContextA route, operational, or source-context update with no case-count effect.

Open data and related pages

Start with the current hantavirus outbreak situation, source-audited hantavirus case table, hantavirus outbreak timeline, tracker changelog, source methodology and case-label definitions, JSON and CSV outbreak data, MV Hondius hantavirus outbreak, Andes virus person-to-person spread, hantavirus symptoms, hantavirus prevention, mouse droppings cleanup and hantavirus risk, or report a correction.

Primary sources reviewed

CDC, WHO, and ECDC official public-health pages were reviewed for this build. Current outbreak counts use official outbreak updates; evergreen pages use official background and guidance pages.

Report a correction

See a count, label, source link, or timestamp that appears wrong? Send the page URL, record ID, official source URL, and what should change.

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