1799 The first quarantine station and hospital in America was built in 1799 at the port of Philadelphia after a yellow fever outbreak in 1793.
1878 The National Quarantine Act was passed in 1878, shifting quarantine powers from state to federal government.
1944 The Public Health Service Act formed the federal government’s quarantine authority in 1944.
1967 CDC (National Communicable Disease Center) took over federal quarantine functions in 1967.
1970s CDC reduced the number of quarantine stations from 55 to 8 because infectious diseases were thought to be a thing of the past.
2004–2007 Number of quarantine stations increased to 20 because of concerns about bioterrorism after World Trade Center attack in 2001 and worldwide spread of disease after SARS outbreak in 2003.
1799 The first quarantine station and hospital in America was built in 1799 at the port of Philadelphia after a yellow fever outbreak in 1793.
1878 The National Quarantine Act was passed in 1878, shifting quarantine powers from state to federal government.
1944 The Public Health Service Act formed the federal government’s quarantine authority in 1944.
1967 CDC (National Communicable Disease Center) took over federal quarantine functions in 1967.
1970s CDC reduced the number of quarantine stations from 55 to 8 because infectious diseases were thought to be a thing of the past.
2004–2007 Number of quarantine stations increased to 20 because of concerns about bioterrorism after World Trade Center attack in 2001 and worldwide spread of disease after SARS outbreak in 2003.
https://www.cdc.gov/quarantine/quarantine-stations-us.html
So fighting pandemics officially became a function of the federal government almost a century and a half ago.