Water tank cleaning is a specialised service that removes sediment, scale, and microbial growth from stored water systems to keep water safe and compliant with health regulations. It is essential wherever water is stored for drinking, washing, or building services such as fire lines and cooling systems.​

Why water tank cleaning is important

• Over time, tanks accumulate sediment, rust, biofilm, and algae that degrade water quality and provide a habitat for bacteria, including Legionella, which can cause serious disease.​

• Regular cleaning and disinfection help prevent waterborne illnesses like gastroenteritis, cholera, and typhoid and protect the health of residents, staff, and visitors.​

What professional water tank cleaning includes

• Draining the tank, manually removing sludge and deposits from floors and walls, and jet‑washing internal surfaces to clear scale and dirt.​

• Disinfecting the tank and associated pipework with approved biocides (for example chlorine or other sanctioned disinfectants), then rinsing and refilling with clean water.​

Benefits for buildings and systems

• Clean tanks help maintain safe, clear water, reduce odours and staining, and improve confidence in the water supply.​

• Regular maintenance also protects pumps, valves, and plumbing from damage caused by corrosion and deposits, extending system life and reducing breakdowns.​

Compliance and recommended frequency

Many local authorities and standards require periodic tank cleaning and disinfection, often at least once every six months for domestic and commercial buildings, with more frequent schedules for high‑risk sites like hotels, hospitals, and commercial kitchens. Using certified service providers and keeping records of cleaning and lab results supports legal compliance and audit readiness.