Estimates water consumption for baths and showers to help you save on water bills and conserve water.
Start with your values, or try a preset.
Enter Bath Volume, Shower Flow Rate, Shower Duration, and Water Cost per Liter in the units shown.
Read Bath Cost, Shower Water Consumption, Water Saved by Showering, Shower Cost, and Cost Difference (Shower vs Bath) in the results panel. Results update as you change the inputs.
Choose a preset to load an example, then adjust the values for your situation.
See the inputs and their calculated results.
Bath Volume: 80 liters; Shower Flow Rate: 9.5 liters/minute; Shower Duration: 8 minutes; Water Cost per Liter: 0.002 USD/liter
Bath Cost: 0.16 USD; Shower Water Consumption: 76 liters; Water Saved by Showering: 4 liters; Shower Cost: 0.152 USD; Cost Difference (Shower vs Bath): 0.008 USD
Bath Volume: 80 liters; Shower Flow Rate: 9.5 liters/minute; Shower Duration: 15 minutes; Water Cost per Liter: 0.002 USD/liter
Bath Cost: 0.16 USD; Shower Water Consumption: 142.5 liters; Water Saved by Showering: -62.5 liters; Shower Cost: 0.285 USD; Cost Difference (Shower vs Bath): -0.125 USD
Bath Volume: 80 liters; Shower Flow Rate: 7 liters/minute; Shower Duration: 5 minutes; Water Cost per Liter: 0.002 USD/liter
Bath Cost: 0.16 USD; Shower Water Consumption: 35 liters; Water Saved by Showering: 45 liters; Shower Cost: 0.07 USD; Cost Difference (Shower vs Bath): 0.09 USD
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