The Drinking Water Inspectorate (DWI) is an independent body which ensures water companies in England and Wales supply drinking water that meets acceptable quality standards. As repair and refurbishment specialists to the water industry, we operate under DWI regulation 31 to ensure the work we carry out doesn’t negatively impact drinking water quality.
The DWI regulates water companies to ensure the drinking water they supply meets strict quality standards based on World Health Organisation guidelines.
Water authorities are required to provide daily samples of their drinking water, which are regularly tested by the DWI in its independant laboratories.
The DWI is also responsible for inspecting other aspects of water operations in the supply chain to ensure that our water is safe to drink at all times.
Regulation 31 of The Water Supply (Water Quality) Regulations 2016 implements Article 10 of the Council of the European Union Drinking Water Directive (DWD) in England and Wales for “all chemicals and construction products used by water undertakers, from the source of the water, up to the point of delivery to the consumer’s building”.
It sets out how to regulate any construction products and materials used in systems to make sure they don’t negatively impact water quality or customer safety.
Article 10 of the DWD states that:
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