Skip to main content
. Author manuscript; available in PMC: 2023 Oct 19.
Published in final edited form as: J Am Water Works Assoc. 2022 May 2;114(4):10–21. doi: 10.1002/awwa.1899

Table 3.

Water Consumption and Ratings of WaterSense-Labeled Homes

Source Mean Median Range
Ratinga 58 59 38–70
Metered annual consumption—1,000 gal 53 44 3–279
a

The Standard 850/HERSH2O rating is dimensionless, with lower values indicating lower water use/higher efficiency. A rating of 0 would equal net-zero water use; a rating of 100 would indicate features and water use equal to the standard’s defined reference home.