Confirmed Cluster Official high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster Cruise-linked Andes virus outbreak response with official event-level counts, U.S. monitoring kept separate from confirmed cases, and a May 25/26 supplemental Madrid update for a second Spanish evacuee who tested positive while already quarantined at Gómez Ulla.
Evidence 26 Total 12 Confirmed 9 Presumptive n/a Pending n/a Screened n/a Deaths 3 Monitored n/a Quarantined n/a
MV Hondius / Granadilla, Tenerife May 26, 2026 12 people/cases reported by source snapshots
Confirmed Cluster Official high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster U.S. repatriation, quarantine, monitoring, and treatment location for passengers linked to MV Hondius. AP reported 18 passengers at the University of Nebraska Medical Center special unit, including two under CDC quarantine orders. These are location-specific response counts, not confirmed U.S. Andes-virus cases.
Evidence 5 Total 18 Confirmed 1 Presumptive n/a Pending n/a Screened n/a Deaths 0 Monitored 18 Quarantined 18
UNMC/Nebraska Medicine National Quarantine Unit May 26, 2026 18 people/cases reported by source snapshots
Active Advisory Official high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster Supplemental/local reports describe MV Hondius passengers monitored or treated in Atlanta.
Evidence 2 Total 2 Confirmed 0 Presumptive n/a Pending n/a Screened n/a Deaths 0 Monitored 2 Quarantined n/a
Emory University Hospital May 26, 2026 2 people/cases reported by source snapshots
Monitoring State health department high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster State health department update for exposed New Jersey residents under monitoring after MV Hondius travel.
Evidence 1 Total 2 Confirmed 0 Presumptive n/a Pending n/a Screened n/a Deaths 0 Monitored 2 Quarantined n/a
New Jersey resident monitoring May 26, 2026 2 people/cases reported by source snapshots
Active Advisory State health department high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster North Carolina health officials reported one passenger evacuated to Nebraska for quarantine with no current North Carolina cases.
Evidence 0 Total n/a Confirmed n/a Presumptive n/a Pending n/a Screened n/a Deaths n/a Monitored n/a Quarantined n/a
North Carolina passenger monitoring May 26, 2026 No count people/cases reported by source snapshots
Active Advisory National health agency high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster Dutch public-health monitoring and guidance related to MV Hondius passengers and contacts.
Evidence 1 Total 3 Confirmed 0 Presumptive n/a Pending n/a Screened n/a Deaths 0 Monitored 3 Quarantined n/a
RIVM / GGD monitoring area May 26, 2026 3 people/cases reported by source snapshots
Confirmed Cluster National health agency high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster RIVM reported MV Hondius arrived in an enclosed part of the port of Rotterdam on May 18 for phased disembarkation, health checks, cleaning, and disinfection. Twenty-seven people remained on board, described as crew members and medical personnel. This is travel-linked logistics/monitoring, not a confirmed case or death location.
Evidence 2 Total 27 Confirmed 0 Presumptive n/a Pending n/a Screened 27 Deaths 0 Monitored 27 Quarantined n/a
Rotterdam / Europoort ship disinfection logistics May 26, 2026 27 people/cases reported by source snapshots
Confirmed Cluster National health agency high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster Victoria hospital assessment/isolation location for the Canadian MV Hondius patient and partner. PHAC confirmed one positive hantavirus sample and AP reported the traveling partner was confirmed negative. These are location-specific Canada counts and no deaths are assigned to this marker.
Evidence 6 Total 3 Confirmed 1 Presumptive 1 Pending 1 Screened 2 Deaths 0 Monitored 2 Quarantined 2
Victoria, British Columbia hospital assessment May 26, 2026 3 people/cases reported by source snapshots
Confirmed Cluster National health agency high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster Four Canadian MV Hondius passengers returned to British Columbia for isolation and monitoring. One patient was later confirmed positive and their traveling partner confirmed negative; the Victoria marker carries the confirmed/negative patient-level counts to avoid double-counting.
Evidence 5 Total 4 Confirmed n/a Presumptive n/a Pending n/a Screened 4 Deaths 0 Monitored 4 Quarantined 4
Vancouver Island isolation and monitoring May 26, 2026 4 people/cases reported by source snapshots
Confirmed Cluster Local health department high confidence corroborated
Douglas County Colorado fatal Sin Nombre hantavirus case Separate Douglas County, Colorado fatal Sin Nombre hantavirus case. This rodentborne event is unrelated to the MV Hondius Andes-virus outbreak.
Evidence 3 Total 1 Confirmed 1 Presumptive n/a Pending n/a Screened n/a Deaths 1 Monitored n/a Quarantined n/a
Douglas County, Colorado May 19, 2026 1 people/cases reported by source snapshots
Active Advisory Official high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster CDC's May 12 current situation page says CDC is responding to the deadly Andes virus outbreak, no Andes virus cases have been confirmed in the United States as a result of the outbreak to date, and public risk remains extremely low.
Evidence 0 Total n/a Confirmed n/a Presumptive n/a Pending n/a Screened n/a Deaths n/a Monitored n/a Quarantined n/a
United States public-health response May 12, 2026 No count people/cases reported by source snapshots
Confirmed Cluster Official high confidence official confirmed Person-to-person possible
MV Hondius Andes virus response and U.S. monitoring cluster CDC HAN advisory for U.S. clinicians and public-health partners about the MV Hondius Andes virus outbreak.
Evidence 1 Total 8 Confirmed 6 Presumptive n/a Pending n/a Screened n/a Deaths 3 Monitored n/a Quarantined n/a
United States public-health advisory area May 9, 2026 8 people/cases reported by source snapshots
Confirmed Cluster Official high confidence official confirmed Person-to-person possible Travel-linked
MV Hondius Andes virus response and U.S. monitoring cluster WHO Disease Outbreak News update for the MV Hondius Andes virus cluster; retained as official count history.
Evidence 1 Total 8 Confirmed 6 Presumptive n/a Pending n/a Screened n/a Deaths 3 Monitored n/a Quarantined n/a
MV Hondius travel route near Cabo Verde May 8, 2026 8 people/cases reported by source snapshots
Active Advisory National health agency high confidence official confirmed Person-to-person possible Travel-linked
MV Hondius Andes virus response and U.S. monitoring cluster Dutch national public-health update confirming Andes virus on MV Hondius and emphasizing very small Netherlands spread risk.
Evidence 0 Total n/a Confirmed n/a Presumptive n/a Pending n/a Screened n/a Deaths n/a Monitored n/a Quarantined n/a
MV Hondius travel route May 6, 2026 No count people/cases reported by source snapshots
Confirmed Cluster Local health department high confidence corroborated
Quad-County Nevada confirmed hantavirus case Local public-health-backed Nevada event for a single confirmed hantavirus case in the Quad-County region. This is unrelated to the MV Hondius Andes virus cluster.
Evidence 2 Total 1 Confirmed 1 Presumptive n/a Pending n/a Screened n/a Deaths 0 Monitored n/a Quarantined n/a
Quad-County region, Nevada Apr 30, 2026 1 people/cases reported by source snapshots
Supplemental Update Official high confidence single source
CDC NNDSS 2026 HPS surveillance signal Official U.S. surveillance context for 2026 Hantavirus Pulmonary Syndrome. Counts remain null until table extraction is verified to avoid overstating surveillance data.
Evidence 1 Total n/a Confirmed n/a Presumptive n/a Pending n/a Screened n/a Deaths n/a Monitored n/a Quarantined n/a
United States NNDSS surveillance Apr 23, 2026 No count people/cases reported by source snapshots
Active Advisory Official high confidence single source
CDC NNDSS 2026 HPS surveillance signal CDC weekly notifiable disease surveillance context for Hantavirus Pulmonary Syndrome.
Evidence 1 Total n/a Confirmed n/a Presumptive n/a Pending n/a Screened n/a Deaths n/a Monitored n/a Quarantined n/a
United States NNDSS surveillance area Apr 23, 2026 No count people/cases reported by source snapshots