What are your depths in the deep and shallow end and what shape is the pool? Rectangular, kidney, oval or irregular?
Close to 24,000 gal if it is rectangular.
48,000 gallons of water
615,142 gallons of water are needed to fill this cylinder.
15000 gallons
2 gallons
It will take 5,104.1 gallons of water to fill this cylinder.
Aproximately 12,000 gallons
It would require 2,937.6 US gallons of water to fill the pipe.
5,287.7 gallons of water.
2,387 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.
To fill in this size pool you'll need 100.5 cubic yards of material. If you mean how many gallons of water to fill the pool, you'd need 20,300 gallons of water to fully fill it.