Water-saving calculator

Last reviewed:

Find out how much water and energy you use at home with our easy-to-use calculator. You’ll also see how much money you could save on your bills by making a few simple changes.

Note: The calculator has been optimised for use on a desktop, laptop and tablet.

Save more water

From free gadgets to gardening tips, it's easy to save more water. Here's how:

Select your free water saving devices for your home

Find out how to spot a leaky loo

Get more advice on saving water at home, in the garden, and in the community