Overview of Tickborne Diseases
Selected Tickborne Diseases Reported to CDC, U.S., 2016
For information about reporting tickborne disease cases or questions about testing, contact your state or local health department.
NOTE: Each dot represents one case. Cases are reported from the infected person’s county of residence, not necessarily the place where they were infected.
NOTE: In 2016, no cases of tickborne illness were reported from Hawaii. In 2016, Alaska reported 6 travel-related cases of Lyme disease and 1 case of tularemia.
NOTE: During 2016, babesiosis was reportable in Alabama, Arkansas, California, Connecticut, Delaware, Illinois, Indiana, Iowa, Louisiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New York, North Dakota, Ohio, Oregon, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Washington, West Virginia, Wisconsin, and Wyoming.
NOTE: Anaplasmosis and ehrlichiosis were not reportable in Colorado, Idaho, New Mexico, Alaska, Hawaii in 2016.
NOTE: Spotted fever rickettsiosis was not reportable in Alaska and Hawaii in 2016.