Water Savings
How Much Water Can Be Saved By a Toilet Upgrade?
April 1, 2020
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Replacing old toilets for new WaterSense labeled toilets can result in significant water savings for your property. Use our calculator to find out how much you could save.
Easily Estimate Potential Gallons Saved
Replacing old toilets flushing at 1.6 gpf or more with WaterSense labeled models flushing at 1.28 gpf or less can result in significant water savings.
Use the calculator below to estimate annual potential water savings per toilet and by property. The results you see will be based on the following formula:
Compare Standard GPF Toilet Sizes
Water savings calculations and assumptions presented here are adapted from EPA WaterSense Water Efficiency Management Guide for Bathroom Suite, Nov. 2017.
For more information and technical resources related to water efficiency in multifamily housing, please visit the .
