Discovery of Legionnaires' Disease Bacterium

Date: January 18, 1977 • Location: Druid Hills, United States

Scientists at the Centers for Disease Control and Prevention announce they have identified a previously unknown bacterium as the cause of the mysterious Legionnaires' disease.

The Centers for Disease Control and Prevention (CDC) is the national public health agency of the United States. It is a United States federal agency under the Department of Health and Human Services (HHS), and is headquartered in Atlanta, Georgia.