Household Water Usage Calculator

Typical fixture flows: shower 8-12 gpm × min; toilet 1.6 gal/flush; dishwasher 5 gal; laundry 17 gal.

About this tool

Household Water Usage Calculator is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.

Category: Environment & Sustainability. Browse more Environment & Sustainability tools.