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Washing Machine Water & Energy Consumption Calculator

Annual water and electricity cost from wash frequency.

Calculates annual water consumption and electricity cost of a washing machine from loads per week, water usage per load, and power rating.

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Annual_water = loads_wk × 52 × L_per_load; Cost = kWh × tariff × 52 × loads

In depth

Calculates annual water consumption and electricity cost of a washing machine from loads per week, water usage per load, and power rating.