2023 Outbreak of Legionnaires Disease at a Casino, Michigan

In July 2023, public health officials in Michigan investigated a waterborne outbreak of Legionella pneumophila serogroup 1 infections associated with drinking water at a casino. Four people were ill. All four were hospitalized. No one died.

Overview

Outbreak began:July 2023
Affected country:US
States/territories:MI
Pathogen:Legionella pneumophila
Vehicle(s):Water
Location(s):casino
Molecular test results:Serogroup 1

Health impact

Total ill:4
Number hospitalized:4

Sources & documents

Report / reference links