The first known U.S. coronavirus case was announced on Jan. 21 in Washington State, but the pace of diagnosis has quickened significantly in recent weeks. You can check out the CDC’s website for their official map as well. (This gets updated daily at noon.)
Nicole Daley
Ohio Department of Health has posted a new visual representation that shows the cases by county! It definitely gives a better grasp for where the confirmed cases are throughout the state.
Check it out here: https://coronavirus.ohio.gov/wps/portal/gov/covid-19/home/dashboard/overview/