Hantavirus in Colorado
Comprehensive information about hantavirus cases, risk areas, and prevention resources for State of Colorado.
104
Total Reported Cases
1993-2024
39
Deaths
Fatality Rate: 37.5%
Sin Nombre Virus
Primary Virus Strain
2024
Last Reported Case
Colorado Hantavirus Map
Map showing Colorado location. Endemic areas include: Four Corners Region, San Juan Mountains, Western Slope, Rural Eastern Plains, Mountain Communities.
High-Risk Areas in Colorado
Primary Carrier: Deer Mouse (Peromyscus maniculatus)
Recent Outbreaks & Cases
La Plata County
Cluster linked to cabin cleanup in rural area
Montezuma County
Cases associated with agricultural work
Prevention Tips for Colorado
Risk Level: high - Extra precautions strongly recommended in rural and mountain areas.
Colorado Health Resources
Colorado Department of Public Health & Environment
CDC Four Corners Hantavirus Information
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Track Hantavirus Cases Nationwide
View our interactive map and statistics dashboard for comprehensive hantavirus data.