Yosemite National Park Hantavirus Infection Epi Curves

Updated: November 1, 2012

Park visitors infected with Hantavirus Infection in 2012, by week of illness onset*

*n=10 for whom information was reported as of November 1, 2012. Illnesses take an average of 2 to 3 weeks to be reported after the person becomes ill.

Previous Epi Curves

September 13, 2012: Park visitors infected with Hantavirus Infection in 2012, by week of illness onset*

*n=9 for whom information was reported as of September 13, 2012. Illnesses that occurred after August 12, 2012 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 3 weeks.

September 6, 2012: Park visitors infected with Hantavirus Infection in 2012, by week of illness onset*

*n=8 for whom information was reported as of September 6, 2012. Illnesses that occurred after August 12, 2012 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 3 weeks.