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Water Usage Calculator

Calculate your household's daily water consumption in litres and your estimated annual water bill.

$
Total Daily Usage
351 litres
Monthly Usage10.5 m³
Annual Water Cost$192
Litres per Person per Day117
vs UK Average (150 L/person/day)33 L below average
vs US Average (380 L/person/day)263 L below US average
Biggest Usage CategoryShowers (216 L/day)

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How to use this calculator

  1. 1

    Enter the number of people in your household.

  2. 2

    Fill in shower frequency, duration, bath habits, and toilet type.

  3. 3

    Add dishwasher and laundry load frequency.

  4. 4

    Include garden watering time if relevant.

  5. 5

    Enter your water tariff per cubic metre to get your annual cost.

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Frequently asked questions

How much water does a shower use per minute?

A standard showerhead uses about 9 litres per minute. A power shower can use up to 15 litres per minute.

How can I reduce my water usage?

Install a low-flow showerhead, switch to a dual-flush toilet, use a dishwasher instead of hand-washing, and fix dripping taps.

About water usage calculator

Water Usage Calculator

How to use the water usage calculator

Use this water usage calculator to estimate your daily and monthly household water consumption. Enter the number of people in your home and typical usage for showers, laundry, dishwashing, and garden irrigation above. See your estimated litres or gallons per day and compare to average household benchmarks.

How the water usage calculator works

The water usage calculator multiplies average per-activity water volumes by your entered frequency and household size. Benchmarks are based on WHO and EPA household water use surveys. All calculations run locally in your browser with no data uploaded. Use the tool freely to identify your biggest water-saving opportunities.

What is this tool?

Find out exactly how much water your household uses each day, broken down by category, and compare your usage against UK and US averages.

How to interpret results

Usage above the average benchmark suggests easy savings are available. Use the annual bill estimate to understand the financial impact of reducing consumption.

Water Usage Calculator – Utinzo

Learn more from an authoritative source:

Wikipedia
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Results are estimates for informational purposes only and do not constitute professional financial, medical, legal, or technical advice. Read full disclaimer →

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