Profile and dimensions (continuation)

At least 1,000 litres of water are needed for the right biological balance in a pond, but the more water there is the easier it is to create that balance. Ponds of between 2 and 5 m2 must be at least 60 At least 1,000 litres of water are needed for the right biological balance in a pond, but the more water there is the easier it is to create that balance. Ponds of between 2 and 5 m2 must be at least 60 cm deep. At least another 20 cm of water is needed in ponds of between 5 and 10 m2. For even larger ponds, the recommended depth is 100 cm.