Hantavirus in Yosemite
Information current as of November 1, 2012 at 9 am PDT.The National Park Service continues its public health response and outreach as a result of confirmed cases of hantavirus infection in individuals who have spent one or more nights in Yosemite National Park since June of this year. The National Park Service Office of Public Health is working with the Centers for Disease Control and Prevention (CDC) and state public health offices to heighten public health awareness and detection of the disease.
The National Park Service has received confirmations from national and state public health agencies of hantavirus infection in 10 individuals who stayed one night or more in Yosemite since June of this year. Nine of the confirmed cases developed hantavirus pulmonary syndrome (HPS). Three cases of HPS have resulted in fatality; the seven other individuals have recovered. The confirmed cases of hantavirus infection were in eight individuals from California, one from Pennsylvania, and one from West Virginia.
View frequently asked questions about hantavirus in Yosemite - updated September 12, 2012.
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For over 40 years, NatureBridge has served over 40,000 youth and adults annually through a unique variety of environmental education programs at their national park campuses in California and Washington, including their Yosemite National Park campus.