§ Mr. DafisTo ask the Secretary of State for Wales how many dwellings in Wales are currently supplied with water where lead concentrations exceed the latest World Health Organisation guidelines.
§ Mr. Gwilym JonesThis information is not available in the form requested. However, information about lead concentrations in water supplies in Wales is contained in "Drinking Water 1991", the second annual report by the chief inspector of the drinking water inspectorate and in the document "Nitrate, Pesticides and Lead, 1989 and 1990", published by the inspectorate in July 1992.