Water Tank Cleaning Service Professionals & Their Importance

At Green Water Services, we specialise in professional water tank cleaning and disinfection for domestic and commercial properties. Our expert team ensures your hot and cold water systems remain safe, hygienic, and fully compliant with industry regulations. We are your local water tank cleaning professionals; and here is how we can help.

We provide tailored water hygiene solutions, working at a time that suits you to minimise disruption. Our services help prevent bacterial growth, ensuring clean and safe water for your premises.

Protect Your Water Supply from Legionella

Legionella bacteria can thrive in water storage tanks under the right conditions, posing serious health risks. Our comprehensive cleaning and disinfection services are designed to prevent contamination and protect your staff, customers, and residents.

Green Water Services is fully accredited by CHAS, Constructionline, and SafeContractor and is a certified member of the Legionella Control Association. Our technicians follow strict guidelines to ensure your water systems meet all necessary health and safety standards.

Book Your Water Tank Cleaning Today

To schedule professional water tank cleaning services or discuss your water hygiene requirements, contact us today or fill in our enquiry form.

Why Is Water Tank Cleaning Important?

Water tanks are vulnerable to bacterial growth, particularly Legionella, which can cause severe respiratory infections, including Legionnaires’ disease. Cleaning and disinfecting your water tanks is essential for preventing health risks and ensuring compliance with water hygiene regulations. Remember, drinking water is good for the body and helps push out other toxins that have entered your body through your diet (for more info on diets, consider this article on water and the impact it has in dealing with hay fever for example). If a person is not able to consume water because the water tank is dirty, then it can be harmful to their overall health.

How Does Legionella Develop in Water Tanks?

Legionella bacteria proliferate when certain conditions are met:

  • Stagnant Water: If water remains unused for long periods, bacteria can multiply rapidly.
  • Sediment & Scale Build-Up: Bacteria feed on organic matter, making uncleaned tanks a breeding ground.
  • Temperature Range: Legionella thrives between 20°C and 45°C. Effective temperature control and regular cleaning help mitigate this risk.

Can Anyone Clean the Water Tank?

While property managers can perform basic maintenance, professional cleaning and disinfection require specialist expertise. Green Water Services follows the British Standard BS8558 for water system disinfection, ensuring thorough and compliant cleaning.

Our testing procedures include:

  • Total viable counts (TVC) at 22°C and 37°C
  • Coliform bacteria testing
  • Pseudomonas aeruginosa detection
  • Legionella species analysis
  • Disinfection residual testing

Our Water Tank Cleaning Process

As water tank cleaning professionals, we utilise advanced cleaning techniques and industry-approved disinfection methods to ensure your water storage systems remain safe. Our services include:

  • Silver Hydrogen Peroxide Disinfection: A powerful solution penetrating biofilm for superior tank and pipework sanitation.
  • Mains Injection System Disinfection: Ensures the entire water supply is treated effectively.
  • Hot Water System Disinfection: Essential for maintaining a clean and Legionella-free system.
  • Thermostatic Mixer Valve & Shower Disinfection: Reducing bacterial contamination in frequently used outlets.
  • Water Sampling & Temperature Monitoring: To verify compliance with water safety standards.

Upon completion, we issue an official disinfection certificate for your records.

When Should You Schedule Water Tank Cleaning?

If you’re unsure whether your water tank requires cleaning, a Legionella risk assessment is the best starting point. This involves:

  • A complete inspection of your water system
  • Temperature checks with UKAS-approved thermometers
  • Identification of potential aerosol release points
  • Review of current and past water hygiene records

Our risk assessment ensures compliance with ACOP L8 and HSG274, helping you manage water safety obligations effectively.

Additional Legionella Services

Green Water Services provides a full range of Legionella control and water hygiene solutions, including:

  • Legionella Risk Assessments
  • Ongoing Legionella Monitoring
  • Remedial Works for Compliance
  • Water Quality Testing

Who We Work With

Our nationwide team services a wide range of sectors, including:

  • Healthcare facilities (hospitals, care homes, dental practices)
  • Rental properties & housing associations
  • Retail & hospitality (restaurants, hotels, hairdressers)
  • Education institutions (schools, universities)
  • Leisure facilities (gyms, sports centres, health clubs)
  • Local authorities & heritage sites
  • Industrial & commercial premises

Ensure your water systems remain safe and compliant with Green Water Services. Contact us today to discuss your requirements and schedule your professional water tank cleaning.

Cleaning

Water tank cleaning and tank chlorination.

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Monitoring

Designing bespoke L8 Monitoring programmes.

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Control

First class Legionella control service.

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Risk Assessments

Identify and assessing the risk of exposure to legionella bacteria.

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Training

A background to Legionella, the potential risks associated with water systems.

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