COMING UP HERE IN JUST A LITTLE BIT. THANKS, DAVID. WELL, BREAKING AT FIVE, THE NUMBER OF LEGIONELLA CASES IN MARSHALL COUNTY HAS INCREASED TO 38. YESTERDAY, THE NUMBER HELD STEADY AT 34 CASES. THERE HAVE BEEN ONE. THERE HAS BEEN ONE DEATH LINKED TO THE OUTBREAK SINCE AUGUST THIS YEAR, MARSHALL COUNTY WATERWORKS TOLD vlog THE DRINKING WAT
Legionnaires' disease cases rise to 40 in Marshall County, Iowa officials say
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Updated: 2:57 PM CDT Sep 12, 2025
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Iowa public health officials now say there have been 40 cases of Legionnaires' disease in Marshall County since August. The Iowa Department of Public Health first confirmed the cluster of Legionnaires' disease last week, and said there were 18 cases. The state's update Friday grew to 40. A retired Catholic priest, the Rev. Bernard "Bernie" Grady, is the only reported fatality of this outbreak as of Sept. 12.Health officials have not yet identified the cause of the outbreak and are continuing to investigate, urging residents to remain vigilant about maintaining clean water systems in their homes and businesses. They advise anyone with symptoms to seek medical attention immediately. Officials with Marshalltown Water Works told vlog on Friday that the town's treated drinking water is not the source of the Legionella bacteria. What is Legionnaires' disease?Legionnaires’ disease is a type of pneumonia that is caused by Legionella bacteria, which thrives in warm water and typically spreads through contaminated mist. It is not spread person to person.Untreated, Legionnaires' disease can be deadly, and symptoms include shortness of breath, headaches, chest pain and more.An outbreak this summer in New York led to seven deaths and 114 confirmed cases of Legionnaires' disease.» Subscribe to vlog's YouTube page» Download the free vlog app to get updates on the go: Apple | Google Play
MARSHALLTOWN, Iowa — Iowa public health officials now say there have been 40 cases of Legionnaires' disease in Marshall County since August.
The Iowa Department of Public Health first confirmed the cluster of Legionnaires' disease last week, and said there were 18 cases. The state's update Friday grew to 40.
A retired Catholic priest, the Rev. Bernard "Bernie" Grady, is the only reported fatality of this outbreak as of Sept. 12.
Health officials have not yet identified the cause of the outbreak and are continuing to investigate, urging residents to remain vigilant about maintaining clean water systems in their homes and businesses. They advise anyone with symptoms to seek medical attention immediately.
Officials with Marshalltown Water Works told vlog on Friday that the town's treated drinking water is not the source of the Legionella bacteria.
What is Legionnaires' disease?
Legionnaires’ disease is a type of pneumonia that is caused by Legionella bacteria, which thrives in warm water and typically spreads through contaminated mist. It is not spread person to person.
Untreated, Legionnaires' disease can be deadly, and shortness of breath, headaches, chest pain and more.
An outbreak this summer in New York led to seven deaths and 114 confirmed cases of Legionnaires' disease.
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