398.7 gallons.
300 gallons.
About 2,550 gallons.
1,770 gallons.
My answer would be 18.75 gallons
Assuming your pool is round about 800 gallons.
6,200 gallons.
15,320.1 US gallons of water.
181,248 gallons.
About 4,650 gallons.
3384 gallons for every foot deep it is.
About 17,950 gallons.
10,408 gallons.