What is the Water Tank Capacity Calculator?
Planning an underground or overhead tank? Choose rectangular or cylindrical (round), enter the size in your unit and get the capacity in litres, US gallons and imperial (UK) gallons. Add the current water level to see how much water is in it now.
How to use the Water Tank Capacity Calculator
- Choose the tank shape.
- Enter length, width and height (or diameter and height).
- Optionally enter the current water depth.
Handy numbers
1 cubic foot = 28.317 litres ≈ 6.23 UK gallons. 1 cubic metre = 1000 litres. A family of 5 typically uses 500–1000 litres a day.
This Water Tank Capacity Calculator is 100% free, needs no signup and runs privately in your browser – on phone, tablet or computer.
Last updated: · By NodifyTech