1793 / Virginia (killed 500 in 5 counties in 4 weeks) / Influenza
1794 / Philadelphia Pennsylvania / Yellow Fever
1796-1797 / Philadelphia Pennsylvania / Yellow Fever
1798 / Philadelphia Pennsylvania (one of the worst) / Yellow Fever
1803 / New York / Yellow Fever
1820-1823 / Nationwide (started at Schuylkill River & spread) / Fever
1831-1832 / Nationwide (brought in by English Immigrants) / Asiatic Cholera
1832 / New York and other major cities / Cholera
1833 / Columbus Ohio / Cholera
1833-34 / Kentucky / Cholera
1834 / New York City New York / Cholera
1837 / Philadelphia / Typhus
1841 / Nationwide (especially severe in the South) / Yellow Fever
1847 / New Orleans / Yellow Fever
1847-1848 / Worldwide / Influenza
1848-1849 / North America / Cholera
1849 / New York / Cholera
1850 / Nationwide / Yellow Fever
1850-1851 / North America / Influenza
1851 / Coles County Illinois The Great Plains and Missouri / Cholera
1852 / Nationwide (New Orleans 8 000 died that summer) / Yellow Fever
1855 / Nationwide / Yellow Fever
1857-1859 / Worldwide (one of the largest epidemics) / Influenza
1860-1861 / Pennsylvania / Smallpox
1865-1873 / Philadelphia New York Memphis Washington DC / A series of recurring epidemics of Smallpox Cholera Typhus Boston New Orleans Baltimore
1873-1875 / North America & Europe / Influenza
1878 / New Orleans (last great epidemic) / Yellow Fever
1885 / Plymouth Pennsylvania / Typhoid
1886 / Jacksonville Florida / Yellow Fever
1918 / Worldwide (high point year) more people were hospitalized in WWI from this epidemic than wounds. US Army training camps became death camps with 80% death rate in some camps. / Influenza or Spanish Flu