What is in Tap Water?

In the UK, drinking tap water is generally safe and meets strict standards. However, some people still have concerns about its quality and safety. This article explores what’s in tap water and why some people might choose to avoid it. We’ll also look at solutions for ensuring the water you drink is as clean and healthy as possible.

What is in Tap Water?

Tap water can contain a variety of substances, including:

  • Chlorine: Used to disinfect water, but can leave an unpleasant taste.
  • Fluoride: Added to prevent tooth decay.
  • Minerals: Such as calcium and magnesium, which are beneficial for health.
  • Metals: Small amounts of metals like lead and copper can leach from pipes.
  • Microorganisms: Most are killed during treatment, but some may remain.
  • Chemical Contaminants: From pesticides, pharmaceuticals, and industrial waste.

Is Tap Water Safe to Drink in the UK?

Yes, tap water in the UK is safe to drink. It undergoes rigorous testing and treatment to meet safety standards. However, concerns about contaminants have led some people to consider alternatives.

Why Not to Drink Tap Water UK?

Despite its safety, some reasons people avoid tap water include:

  • Taste and Odour: Chlorine can give water an off-putting taste and smell.
  • Contaminants: Although rare, the presence of heavy metals and pesticides can be worrying.
  • Personal Preferences: Some prefer the taste of bottled or filtered water.

What Chemicals are in Tap Water?

Chemicals in tap water include:

  • Chlorine and Chloramine: Disinfectants used to kill harmful microorganisms.
  • Fluoride: Added to improve dental health.
  • Pesticides and Herbicides: Can enter water sources from agricultural runoff.
  • Heavy Metals: Lead, copper, and mercury from old pipes and industrial sources.

What is the pH of Tap Water?

The pH of tap water in the UK typically ranges from 6.5 to 9.5. Maintaining a neutral to slightly alkaline pH ensures the water is safe and non-corrosive.

Water Filtration Solutions

Using a water filter can improve the taste and quality of tap water. Common filtration systems include:

  • Under Sink Water Filter: Installed under the kitchen sink to filter all water used for drinking and cooking.
  • Whole House Water Filter: Treats water as it enters the home, ensuring clean water from every tap.
  • Reverse Osmosis Water Filter: Removes a wide range of contaminants by forcing water through a semi-permeable membrane.
  • Water Dispenser with Filter: Provides filtered water on demand.

Best Water to Drink

When considering the best water to drink, it’s important to think about purity, taste, and health benefits. Options include:

  • Bottled Water: Convenient but not environmentally friendly due to plastic waste.
  • Filtered Tap Water: Offers the benefits of tap water without the contaminants.
  • Mineral Water: Contains beneficial minerals, but can be expensive.

Is Bottled Water Better Than Tap Water?

Bottled water is often perceived as purer and better-tasting than tap water. However, it’s not necessarily safer and generates significant plastic waste. Filtering tap water can provide similar benefits without the environmental impact.

Reverse Osmosis Water System

A reverse osmosis (RO) system is one of the most effective ways to purify water. It removes up to 99% of contaminants, including:

  • Heavy Metals
  • Pesticides
  • Microorganisms
  • Dissolved Solids

Home Water Filtration System

Investing in a home water filtration system can provide peace of mind and ensure your family has access to clean, safe drinking water. Systems range from simple pitcher filters to complex whole-house installations.

Bluewater Solutions

Bluewater offers advanced water purification solutions that provide clean, mineralized water right from your tap. Their products use SuperiorOsmosis™ technology to remove up to 99.7% of contaminants, ensuring the highest water quality. Options include:

  • Kitchen Station 1™: Transforms tap water into pure, mineralized water.
  • House Station 1™: Provides a complete whole-house solution, ensuring clean water from every tap.
  • Bluewater Purifiers: Various models available to suit different needs, ensuring you have access to the cleanest water possible.


Understanding what’s in your tap water and the available filtration options can help you make informed decisions about your drinking water. While tap water in the UK is generally safe, using a filtration system can enhance its quality and taste. Bluewater offers innovative solutions to ensure you have access to the cleanest, healthiest water possible.

For more information about our products and how they can help you achieve pure hydration, visit our website.

Which purifier is right for you?

Kitchen Station

Tap into pure mineralized water at home.

Spirit Purifier

Powerful and compact

Cleone Purifier

A lot of power for a small price