Americas · USA
Hantavirus in United States
United States Hantavirus surveillance: Sin Nombre virus (SNV) endemic. No active outbreaks currently reported. Live tracking via WHO + CDC Hantavirus.
Currently confirmed
0
Deaths
0
CFR
0.0%
Endemic regions
Four Corners region (Arizona, New Mexico, Colorado, Utah), Pacific Northwest, and rural areas with deer-mouse populations.
Animal reservoir
Deer mouse (Peromyscus maniculatus) and the cotton rat.
Prevention
Seal entry points in cabins and sheds; wet-clean rodent droppings while wearing N95 masks; avoid disturbing rodent nests or contaminated dust.
Recent news from United States
- New Hantavirus vaccine in development as US declares it 'level 3'
Scientists from the UK, South Africa and the US are working on a new hantavirus vaccine, following a deadly outbreak on a cruise ship.
LADbible · May 8, 2026
- CDC Provides Update on Hantavirus Outbreak Linked to M/V Hondius Cruise Ship
The U.S. government is actively monitoring and responding to a hantavirus outbreak linked to the M/V Hondius cruise ship.
Cdc.gov · May 8, 2026
- US CDC reportedly classifies hantavirus outbreak as level 3: What does this say about severity of the outbreak
US CDC reportedly classifies hantavirus outbreak as level 3: What does this say about severity of the outbreak
The Times of India · May 8, 2026
- US health agency declares hantavirus as 'Level 3' emergency
The US Centres for Disease Control and Prevention (CDC) has classified the hantavirus outbreak as Level 3 emergency response, the lowest level of emergency activation
TRT World · May 8, 2026
- CDC classifies Hantavirus outbreak as a ‘Level 3’ emergency response: report
The US Centers for Disease Control and Prevention has classified the hantavirus outbreak as a “Level 3” threat and activated its Emergency Operations Centers, according to a report.
New York Post · May 8, 2026
Source authority
Surveillance data for United States is reconciled against CDC Hantavirus and the World Health Organization's Disease Outbreak News.
Other countries with Sin Nombre virus (SNV)
Other Americas countries
Medical advisory
This page is informational. If you have symptoms after possible rodent exposure in United States, contact a healthcare provider or CDC Hantavirus immediately.