We have no way to know that, since the question neglects to tell us the shape and dimensions
of the pool, or how deep the owner has filled it. The only fact of which we may be certain:
The deeper the water is in the pool, the more gallons of water the pool contains.
Assuming your pool is round about 800 gallons.
16,900 gallons.
300 gallons.
5,310 gallons.
4,500 gallons.
2,500 gallons.
This pool can hold a maximum of about 5,707.6 gallons of water.
This pool can hold a maximum of about 9,403 gallons of water.
This pool can hold up to about 2,538 gallons of water.
5,677 gallons
10,408 gallons.
6,200 gallons.