Legionella sampling 101: how and why to test your water
A clean Legionella sample doesn't mean safe water. Learn when UK sites actually need to test, how to sample properly, and how to read the result.
All articles
480 articles. Filter by topic or search the full site.
24 articles on this page · 480 total
Paper vs digital logbooks: making the switch
When an inspector or incident review lands, can your Legionella records prove control? Compare paper and digital logbooks on evidence, effort and resilience.
Legionella risks in hotels and hospitality
Why Legionella control in hotels is a budgeting problem as much as a plumbing one: the cost drivers behind low-use rooms and spas, and where spend pays back.
Poor temperature control: a recipe for Legionella
A gauge reading 60C proves nothing on its own. The temperature myths that let Legionella regrow in UK water systems, and how to judge the whole system.
Automated flushing systems to prevent Legionella
Automated flushing stops low-use outlets stagnating, but only when fitted right. When valves earn their place, and when to remove the dead leg instead.
Forming a Water Safety Group: roles and benefits
Who belongs on a Water Safety Group, what each role owns, and why a named group beats a lone responsible person for UK Legionella control.
Legionnaires disease and Pontiac fever: key differences
Same bacteria, same water, very different illnesses. How Legionnaires' disease and Pontiac fever differ, and why the mild one is the warning to watch.
Duty Holder and Responsible Person roles in Legionella management
Duty holder and responsible person are different Legionella jobs. See who is accountable, who runs the scheme, and what a contractor can never take on.
How to carry out a Legionella risk assessment step by step
A practical UK walk-through of a Legionella risk assessment: survey the system, rank what you find, and write a control scheme your team will actually use.
Thermostatic mixing valves and Legionella risk
A TMV blends water down to a safe temperature, and into the range Legionella loves. Where to put your checks, what to service, and why valve location matters.
How often should you flush and test for Legionella?
No single flush-and-test schedule fits every building. Here's how to set Legionella flushing, temperature and sampling frequencies from the risk assessment.
How long to keep Legionella records in the UK
How long must UK duty holders keep Legionella records? A retention schedule by record type, why two years rarely covers you, and how to set a disposal rule.
Legionella control in residential rental properties
Most rented homes are low Legionella risk, yet landlords still overpay for useless certificates or skip the duty. The mistakes to avoid, and the fixes.
Incomplete records: the pitfalls of bad documentation
The Legionella documentation gaps that turn solid control work into a failed inspection, and the record habits that keep your evidence trail defensible.
IoT sensors for water system monitoring: an overview
IoT water sensors automate the readings, not the control. A clear UK guide to which Legionella monitoring gaps they close and the calibration traps to avoid.
Training your team in Legionella awareness
Make Legionella training stick: what each role on site must know, do and record, the parts most programmes skip, and how to prove real competence.
Where Legionella grows: natural and man-made water systems
Legionella lives harmlessly in nature; your building turns it into a hazard. See which water systems let it multiply and reach people, and where to look first.
Legal requirement for Legionella risk assessments in the UK
UK law requires a Legionella risk assessment, though no statute carries the name. See where the duty comes from and what genuinely counts as compliance.
Identifying Legionella hazards in your water system
A field guide to finding Legionella hazards: the warm, stagnant and aerosol-making points in a UK water system, and how to rank what you find for action.
Hot water storage: preventing Legionella in tanks and cylinders
The flow thermometer reads 60°C; the cool, sludgy base of your calorifier may not. How to store hot water so the bottom of the tank can't breed Legionella.
Flushing little-used outlets: best practices
How to flush little-used taps and showers properly: which outlets to list, how to purge them without spraying aerosol, and how to prove it was done.
Setting up a digital Legionella logbook
How to set up a digital Legionella logbook so the audit trail holds up: asset structure, what each task records, permissions and a clean switch from paper.
Legionella prevention in industrial facilities
On an industrial site, cooling towers and process water carry the Legionella risk that domestic-focused regimes miss. How to rank each system and control it.
Lack of training: how untrained staff increase risk
A Legionella training gap rarely looks like missing courses; it hides in ticked logs and ignored alarms. Spot the symptoms on site and fix the right competence.
No articles match those filters.
Cite this page
"All articles - page 2." Legionella.io. https://legionella.io/articles/page/2/
Free to reuse under CC BY 4.0: quote, adapt or republish with attribution and a link back to the original.
Was this page useful?