Tap water in the United Kingdom is among the cleanest in the world and the water in homes in Barnsley is of an excellent standard.
If you have any concern about the quality of your mains water you should, in the first instance contact Yorkshire Water on 0845 1 24 24 24 who'll look into your query.
If you're still concerned about your water after Yorkshire Water have looked into your issue, you can contact us and we will help in any way we can.