SSB Community Partners & Staff Forum - April 8, 2025
This is a rundown of the SSB Community Partners & Staff Forum happening on April 8, 2025. The agenda includes updates, conversations, and announcements from various presenters. Accessibility features like ASL interpretation and closed captioning are available, and technical support contact details are provided. The event will be recorded and distributed along with the agenda. The session will cover topics like progress updates, website accessibility, and elevator pitches.
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Presentation Transcript
Managing Legionella Risks Mike Calcutt Head of HSE s Occupational Hygiene and Noise & Vibration Unit
What is Legionella? Naturally occurring, but may grow rapidly Risk of infection comes from exposure to aerosol o Legionnaire s disease is a pneumonia-like illness o 400-500 cases each year o Cannot be transmitted person to person
Legionella growth Where water is stored or re-circulated or is stagnant within system If the system contain nutrients that support Legionella growth When temperatures are 20-45oC
Key risk factors Water systems that have been closed off Dead-ends in water piping
Key risk factors Water systems that have been closed off Dead-ends in water piping Water systems that have not been used
Controlling the risk Ensure water systems are properly designed Flush systems weekly Consider cleaning/disinfecting before reoccupation
Further advice HSE s website
Further advice HSE s website HSG274 Part 2 Legionnaires disease: The control of Legionella bacteria in hot and cold water systems Legionella Control Association
