If your pool is oblong shaped like the one above, this calculation will help you. Please note that this method works for pools above or below ground.
You will need to measure a straight side (in metres) that is the Length (L). Also, you will need to measure (in metres) the Width (W), the depth (D) and the radius (R) of the rounded ends of the pool.
Here is a diagram to help:
Enter your values in the boxes below, click on the “Calculate” button and it will work out how many litres of water there are in your swimming pool.
NB -
1. All measurements are in metres.
2. “litres” box is where the answer will appear – please do not try to enter any values in this box.