Skip to main content
Legionella Screen

Advice on testing a building water system

Where to sample, what culture tells you, what a water management plan has to contain, and which questions belong to a doctor. Three new articles a week.

A water microbiology bench: prepared culture plates, a membrane filtration manifold and a pipette in its stand

Latest · July 30, 2026 · 7 min

What a legionella test tells you, and what it does not

A result is a count from one tap at one moment. Understanding how narrow that is turns a number into information.

Read it

Sampling planned against your schematic

Four questions, then a call. Temperatures and treatment records should be read rather than remembered.

Legionella Screen samples building water systems and cooling towers and has the samples analysed by culture in an accredited laboratory. It does not diagnose illness, does not treat anyone, and gives no medical advice of any kind.