Legionella compliance is the legal duty to assess and control the risk of Legionella bacteria growing in building water systems. Legionella bacteria cause Legionnaires’ disease, a serious form of pneumonia spread by inhaling contaminated water droplets from showers, taps, or cooling towers. Run across a multi-site portfolio, it’s less a one-off pass and more a system you need in place day to day, which is where a platform like Joblogic fits in.