Legionnaires' Disease

• Hamilton’s legionnaires’ disease outbreak declared over

  The agency says it declared the legionnaires' disease outbreak over after no additional cases were reported between May 26 and Saturday.

  Health

  Jun 29
  
• Ontario food manufacturer’s cooling tower likely source of deadly legionnaires’ outbreak

  An outbreak declared over earlier this month is back on after a sudden jump of 25 new cases of legionnaires' disease in London, Ont.

  Health

  Aug 26, 2025
  
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• 1 dead, dozens sick in legionnaires’ disease outbreak in London, Ont.

  Public health officials in London, Ont., say one person has died and more than 40 have become sick in an outbreak of legionnaires' disease.

  Canada

  Jul 8, 2025
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• Hot tubs on cruise ships caused ‘serious pneumonia’ outbreak, CDC warns

  The CDC did not state the names of the cruise ships where the outbreak happened, only that both included European, Caribbean and Mediterranean itineraries.

  Health

  Oct 29, 2024
• Public health still looking for source of legionnaires’ disease outbreak in London, Ont.

  The legionnaires’ disease outbreak in London, Ont., continues to grow as the Middlesex-London Health Unit reported a 25th case connected to the rare disease on Monday.

  Health

  Aug 13, 2024
• Evidence of legionella bacteria found in 3 London, Ont. cooling towers

  The MLHU confirmed Wednesday during a press meeting that 24 cases have been confirmed in the region, with four people currently in hospital and one confirmed fatality.

  Canada

  Aug 7, 2024
• 1 dead following Legionnaires’ outbreak in London, Ont.

  The Middlesex London Health Unit said on Friday that there have been 22 reported cases of Legionnaire's disease with six currently hospitalized.

  Health

  Aug 2, 2024
• Nova Scotia health officials say legionella outbreak in New Glasgow considered over

  The outbreak of the bacteria that causes legionnaires' disease had been monitored by Public Health since early July.

  Health

  Aug 29, 2023
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• N.S. health officials unable to determine source of legionnaires’ disease outbreak

  Nova Scotia health officials say they have been unable to determine the source of bacteria that caused a recent outbreak of legionnaires' disease in the New Glasgow, N.S., area.

  Canada

  Aug 18, 2023
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• Legionnaire’s outbreak at N.S. nursing home linked to nearby hospital

  Public Health in Nova Scotia says a local hospital could be the source of a Legionnaire's disease outbreak in the New Glasgow area.

  Health

  Aug 3, 2023