Water Calculator

How much water do I use? How do I compare? How can I conserve?

Home water conservation is easy once you understand how and where you can use less. The quick and easy Water Calculator shows you which water uses in your home are efficient and which are not and offers simple conservation tips that save water and energy.

The Water Calculator compares your water use to a similar average and efficient house in your region.  The Water Calculator estimates the energy savings and carbon footprint of your hot water usage, and helps identify specific areas for improving overall household water efficiency. Water conservation is easy and the Water Calculator gets you started right away.

About the Water Calculator

HWW Calculator logoThe Water Calculator is a collaborative project of the Alliance for Water Efficiency and The Field Museum and was made possible by a grant from the Home Depot Foundation.

Learn more about how the Water Calculator works here.

The Water Calculator is designed to be compatible with the most modern browsers; However, if you are using Internet Explorer 7 or older we recommend that you update your browser software to take full advantage of the Water Calculator's features.