3371 Gallons
615,142 gallons of water are needed to fill this cylinder.
Three feet of water in a 12-foot round pool is about 2,550 gallons.
The volume of the pool is 2,290.2 cu ft and has a maximum capacity of 17,133.2 gallons of water.
15000 gallons
13300 gal of water can fill WHAT? 13,300 gallons of water will fill a 14'x28' pool that's 3 1/2' to 8 1/2' deep.
5,287.7 gallons of water.
If you fill it to four feet deep, the total is 10,408 gallons of water.
12 x 12 x 3 x 5.9 = 2548 gallons
You will need a maximum of 11,230 gallons of water.
That will depend on how deep you want the water to be.
4,625.6 gallons.
To fill this pool to the very top you'll need about 1,480 gallons of water - less if you do not fill it all the way up.