2016 provisional data for the United States
- Chikungunya virus disease became a nationally notifiable condition in 2015. Cases are reported to CDC by state and local health departments using standard case definitions.
- As of January 17, 2017, a total of 175 chikungunya virus disease cases with illness onset in 2016 have been reported to ArboNET from 37 U.S. states (Table & Map). All reported cases occurred in travelers returning from affected areas. No locally-transmitted cases have been reported from U.S. states.
- A total of 171 chikungunya virus disease cases with illness onset in 2016 have been reported to ArboNET from U.S. territories (Table). To date, 170 locally acquired cases and 1 travel-associated case have been reported from Puerto Rico.
- Table. Laboratory-confirmed chikungunya virus disease cases reported to ArboNET by state or territory— United States, 2016 (as of January 17, 2017) [PDF – 1 page]
States reporting chikungunya virus disease cases – United States, 2016 (as of January 17, 2017)
- Page last reviewed: January 18, 2017
- Page last updated: January 18, 2017
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