Legionella: The Definitive Guide To Post Clean and Disinfection Sampling

Welcome back! In the final edition of our three-part series clean and disinfections for Legionella management, ‘what does a ‘good’ clean and disinfection look like’ we will take a detailed look at ‘post’ disinfection verification sampling and answer the question what is a ‘compliant’ clean and disinfection.

 

 

In this article we will:

 

 

  • Discuss the importance of post-disinfection verification sampling.
  • Explain the different types of sampling methods that can be used.
  • Discuss when and where to take post clean and disinfection sampling.

 

 

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BS7592:2022: A New Legionella Sampling Standard:

Legionella is a bacterial disease that causes severe pneumonia, especially in the elderly. Any building that regularly has visitors is at risk of hosting Legionella, and builders and contractors are responsible for maintaining this bacteria within acceptable limits. How do you know what your control standards are? The British Standards Institute has released an updated version of the standard it originally drew up in 1992: BS7592:2008; BS7592:2022

Let’s take a look at the some of the key updates to this standard surrounding sampling for the presence of legionella bacteria.

This article is part of the Water Hygiene Newsletter.

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