[naitgacem]

This is about ~ 190 cubic meters of water! This is close to the average water usge of a european household of 4 people [1].

[1]

    household use, which accounts for around 12 %. On average, 144 litres of water per person per day is supplied to households in Europe.

https://www.eea.europa.eu/signals-archived/signals-2018-cont...

[deltaknight]

I think you mean close to the average water usage of ~1300 European households, as 1 cubic meter of water = 1000L.

[naitgacem]

144L * 4 people * 365 days = 210240 L per house per year

which is around 210 cubic meters. Is my math off?