Myths and truths about tap water: how safe is it?;

Posted by

06.04.2026

On 24.10.2024

Tap water is a basic element of our daily lives, but the most frequent question we often have is how safe it is to consume. Especially in our days, when the environment is burdened and infrastructure is increasingly deteriorating, concerns about the quality of drinking water are constantly increasing. In modern cities, tap water is carefully processed to meet specific safety standards, however, there are many microorganisms, chemicals and heavy metals may still be present in it, even at low levels. There is a widespread belief that bottled water is superior, but recent research shows that it does not necessarily offer better quality than filtered tap water. That is why more and more people are looking for solutions such as tap water filters , to ensure clean drinking water free from harmful substances, even safer and of higher quality for daily consumption.

Myths about tap water

Tap water is the most affordable and readily available source of clean drinking water, but there are several myths surrounding its safety and quality, such as that bottled water is safer, while many are concerned about the microorganisms and chemicals that water in every home may contain. In reality, water quality depends on the maintenance of the water supply system, pipes and the proper use of water filters, such as Olympus filters, which can remove dangerous contaminants, providing safe and clean drinking water. Let's look at some of the most well-known myths about tap water:

Tap water is always safe and clean. While tap water is generally considered safe in most areas, there are cases of contamination, especially in places with old water infrastructure. In fact, damage to pipes or contamination from bacteria and chemicals, such as chlorine and its byproducts, can affect the quality of water. This does not mean that it is always dangerous, but it is important to be aware of the potential risks.
Bottled water is safer than tap water. One of the most common myths is that bottled water is safer than tap water, but the reality is different. Many studies show that tap water, under strict controls, is often just as safe as bottled water and in some cases of better quality. However, bottled water can contain microplastics and other substances due to its packaging, while the maintenance of bottled containers is not always ideal, especially when exposed to high temperatures. In other words, they definitely do not offer anything more than the safety of tap water.
All tap water filters are the same. Perhaps the most common myth surrounding water filters is that they are all the same and offer the same filtration quality. and therefore tap water safety. In reality, there are several filter technologies, each with different effectiveness depending on the contaminants you are trying to remove. The most common filters are activated carbon filters, which are excellent for removing chlorine and improving the taste and odor of water, but not all filters are suitable for removing more dangerous chemicals such as lead or heavy metals. The quality of water filtration with Olympus filters is one of the highest that can be achieved, as evidenced by the certifications that this particular filter has for tap water.

Truths about tap water

Of course, there are not only myths about tap water and tap water filters, there are truths that are very important to improve the quality of tap water and ensure clean drinking water in our homes. Let's look at some of them below:

Tap water filters improve the safety and quality of drinking water. Of course, since they play a crucial role in improving the safety of tap water and its quality, removing chemical contaminants such as chlorine, heavy metals and chlorination by-products, which may be present in water due to its treatment in public networks. The quality of water filtration with Olympus filters increases dramatically, as they help improve taste and odor, remove salts and smaller contaminants to offer comprehensive protection against various risks, ensuring clean and safe drinking water.
The quality of tap water varies from region to region. It is also true, since despite the controls and treatment measures taken by municipal authorities, the quality of water depends largely on the water supply system and the state of the infrastructure. In areas with older pipes, there is a risk of water contamination by heavy metals, such as lead and copper. For example, in areas with high calcium and magnesium content, the water can be “harder”, which affects the taste and performance of household appliances, which makes regular monitoring of water quality and the use of filters necessary to protect health and avoid accumulated harmful substances.

Summarizing

To ensure clean drinking water for your home, it is important to follow some basic practices and most importantly, conduct regular water quality checks. You can use test kits available in the market to check for common contaminants such as bacteria, chemicals and heavy metals. With these checks and a tap water filter, you will ensure safe and clean drinking water for you and your family.

If you are in Thessaloniki or Northern Greece, see our special guide to water filters in Thessaloniki with solutions tailored to local water supply needs.