California serogroup viruses are arboviruses that are primarily transmitted by mosquitoes. They include California encephalitis, Jamestown Canyon, Keystone, La Crosse, Snowshoe hare, Trivittatus viruses.
For information on how to report a disease click here. For any questions, please contact the appropriate health authority by phone or review the website for additional information.
Carson City, Douglas and Lyon Counties
Carson City Health & Human Services (CCHHS)
Southern Nevada Health District (SNHD)
Washoe County Health District (WCHD)
All Other Counties
Nevada Division of Public and Behavioral Health (DPBH)