# Legionella outbreak in Linz, Austria

> Live situation record from CLSTR: https://clstr.news/situations/20260911-legionella-outbreak-in-linz-austria
> Updated: 2026-09-11T05:28:03.000Z. Sources: 6. Developments: 2.

In Linz, Austria, authorities identified a link between a cooling tower owned by Linz Strom Gas Wärme GmbH and at least one case of Legionella infection. The regional outbreak has resulted in 32 documented illnesses and three deaths. 

Linz AG reported that the affected system has been cleaned, disinfected, and switched to dry operation. Additionally, a resident of a care facility in the Amstetten district tested positive for Legionella, prompting investigations into whether the facility is a new source of infection.

## Claims

- Five people have been diagnosed with Legionnaires' disease in the Melrose and Morrisania areas of the South Bronx. (corroborated by 3 sources)
- One death has been confirmed in connection with the South Bronx Legionnaires' disease cluster. (corroborated by 3 sources)
- Water ecologists are collecting samples from cooling towers in the 10451 and 10456 zip codes. (corroborated by 2 sources)
- Any cooling tower testing positive for Legionella bacteria will undergo immediate cleaning and disinfection. (corroborated by 2 sources)
- This is the second Legionnaires' disease cluster identified in New York City during the current summer. (corroborated by 2 sources)
- A previous outbreak on the Upper East Side resulted in 92 cases and seven deaths before being declared over on July 31. (corroborated by 2 sources)

## Timeline

### 2026-09-11: South Bronx Legionnaires' disease cluster results in one death

New York City officials are investigating a Legionnaires' disease cluster in the South Bronx, where five people have been diagnosed and one death has occurred. Cooling towers are being tested for bacteria.

4 sources. https://clstr.news/cluster/south-bronx-legionnaires-disease-cluster-results-in-one-death

### 2026-09-05: Legionella outbreak in Linz linked to cooling tower

A Legionella outbreak in the Linz region has caused 32 illnesses and three deaths. Investigators linked a Linz AG cooling tower to at least one case, while a new infection was reported in Amstetten.

2 sources. https://clstr.news/cluster/legionella-outbreak-in-linz-linked-to-cooling-tower

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Cite as: Legionella outbreak in Linz, Austria. CLSTR, https://clstr.news/situations/20260911-legionella-outbreak-in-linz-austria