Waterloo is a world-famous London landmark and the UK’s busiest railway station. Located in the heart of the city, Waterloo is just a short walk from some of London’s most popular tourist attractions, including the London Eye, Big Ben and Westminster Abbey. With over 100 shops and restaurants, as well as a theatre, cinema and live music venue, Waterloo has something for everyone.

0 ppm is the softest water, 400 ppm is the hardest water. The level of calcium carbonate in this water zone is 270 ppm.

The water supplied to Waterloo is hard water.