Four Inhabitant on Mainland America has been confirmed tested positive with hantavirus.
Health officials in California are now tracking multiple potential hantavirus exposures connected to the outbreak aboard the cruise ship MV Hondius, as concern surrounding the vessel continues spreading beyond the Atlantic.
Accotding to 20Minutos, four people linked to California have reportedly been exposed to the virus, though authorities say none of them currently show symptoms.
Cruise outbreak reaches the United States
State health agencies confirmed that one of the exposed individuals lives in Santa Clara County and had traveled aboard the MV Hondius before leaving the ship prior to the outbreak being publicly identified.
Two additional California residents who were also passengers on the cruise are now being held in quarantine at a federal facility in Nebraska after disembarking in the Canary Islands over the weekend.
Monitoring efforts have intensified as international authorities attempt to trace possible contacts connected to the outbreak.
Exposure linked to international flight
A fourth case involves a Sacramento County resident who never boarded the cruise ship itself.
Officials say that individual was exposed through contact with an infected passenger during a flight in South Africa.
Health authorities have emphasized that all four people remain healthy and asymptomatic at this stage, though medical monitoring continues closely due to the seriousness of hantavirus infections.
Growing attention around MV Hondius
The Dutch cruise ship has drawn mounting international attention following reports of infections and deaths tied to the outbreak onboard.
Hantavirus is typically transmitted through exposure to rodent urine, droppings or contaminated dust particles rather than through widespread person-to-person transmission.
Medical experts continue stressing that public risk remains relatively low, though outbreaks involving confined environments such as ships create additional concern because of prolonged close contact among passengers and crew.
American health officials are now coordinating with federal and international agencies as efforts continue to contain the situation and monitor travelers who may have crossed multiple countries before the outbreak was fully understood.