Posted on: May 9, 2023 Posted by: Betsy Guess Comments: 0

Clean and safe drinking water is essential for maintaining good health. In New Zealand, where many households rely on water tanks as their primary source of water, regular cleaning and maintenance of these tanks are crucial. In this post, we’ll discuss the potential health risks associated with a dirty water tank, the benefits of regular cleaning, recommended cleaning frequency and methods, environmental impact of cleaning, regulations, and best practices for water tank cleaning in New Zealand.

If you want to learn more about water tank cleaning and maintenance, you can check out for additional information and resources.

Health Risks Associated with Dirty Water Tanks

Dirty water tanks can harbor various bacteria, viruses, and algae, which can cause a range of health issues. These include gastrointestinal illnesses, skin infections, respiratory problems, and other infections. The presence of contaminants in the water can also pose a risk to public health, particularly in commercial and public facilities.

Benefits of Regular Water Tank Cleaning

Regular cleaning of water tanks offers several benefits, such as improved water quality, increased lifespan of the tank, and cost savings. By removing the buildup of contaminants, you can ensure that your water is safe and healthy to drink. Regular cleaning also helps to prevent damage to the tank, which can lead to costly repairs or replacements.

Frequency and Methods of Water Tank Cleaning

The recommended frequency of water tank cleaning depends on factors such as tank size, usage, and location. In general, it is recommended to clean your tank at least once a year. Methods for cleaning a water tank include using a brush, pressure washing, or hiring a professional cleaning service. DIY cleaning methods are suitable for small tanks, while professional services are recommended for larger tanks and commercial facilities.

Environmental Impact of Water Tank Cleaning

Water tank cleaning can have an environmental impact, particularly if not done correctly. Chemicals used in cleaning can harm the environment and wildlife, and wastewater disposal can contaminate water sources. To minimize the impact, it is essential to use eco-friendly cleaning products and follow proper wastewater disposal methods.

Regulations and Best Practices for Water Tank Cleaning in New Zealand

In New Zealand, there are regulations in place regarding water tank cleaning and maintenance. These regulations aim to ensure the safety and quality of drinking water. Best practices for compliance include regular inspections, maintaining proper disinfection levels, and following proper cleaning and maintenance procedures.


The importance of regular water tank cleaning cannot be overstated. By maintaining clean and safe drinking water, you can protect your health and the health of those around you. We encourage readers to prioritize regular cleaning and maintenance of their water tanks to ensure the best possible water quality. Remember to follow regulations and best practices, and if in doubt, seek the advice of a professional cleaning service.