Approx 4892 Imperial gallons.
If this is a round pool 18 feet across and you fill it with 4 feet of water, it contains 7,646 gallons of water.
A 12-foot wide round pool with 3.3 feet of water contains 2,803.7 gallons of water.
21 inches of water in a round pool that is 27 feet 3 inches across is about 7,667 gallons.
200.7
A round pool that is 16 feet across and is filled with 48 inches of water will contain about 6,041 gallons of water.
A 100-foot round pool filled with 1.5 feet of water would be holding about 88,500 gallons.
141 gallons of water.
3 (cubic feet) = 22.4415584 US gallons FYI: Google "convert 3 cubic feet to gallons"
A round swimming pool 12 feet across by 4 feet deep will hold 452 ft3 which converts to 3,381 gallons
If this is a round pool that is 27 feet across by 52 inches tall and you fill it with 4 feet (48 inches) of water, the total volume would be 17,204 gallons of water.
1,987 cubic feet = 14,860 gallons of water.
There are 8,483 gallons in 1,134 cubic feet of water.