5.19
26700 gallons
17,953.2 gallons
885 gallons.
Approx 17939 gallons.
4,625.6 gallons.
1795 gallons, if you fill it to the brim.
Roughly 81,120 gallons
Approx 642665 US gallons.
A pool this size with an average depth of 16 feet requires 462,560 gallons of water to fill it to the top.
Three feet of water in a 12-foot round pool is about 2,550 gallons.
18,691.2 gallons if shallow end 4'
An 18-foot round pool with 3 feet of water contains 5,734.8 gallons of water. If you fill it to 4 feet deep it increases to 7,646 gallons of water.