A 14 foot diameter tank has a volume of 154 cubic feet per foot of height and it takes 7.48 gallons per cubic foot
7.48 * 154 = 1150 gallons per foot of height
A round pool with a 10-foot diameter and a 3-foot depth can hold up to 1,762 gallons of water.
31.987 gallons per foot.
704.5 gallons (approx).
66 gallons
In a pipe with diameter 8 ft, there will be just over 376 US gallons per foot.
Filled to the top, this well would hold about 956 gallons of water.
The volume of water in a 4-inch diameter, 1-foot section of pipe is 0.6528 gallons of water.
The capacity of one foot of a pipe with an inner diameter of 20 inches is approx 1.36 US gallons. The maximum amount of water is, therefore, 1.36 gallons, but there need not be any water in the pipe.
A three-inch diameter pipe one foot long holds 0.367 gallon.
1,692.054 (rounded)
Over 9,000.
A 12 inch diameter round pipe will hold 4.89 UK gallons or 5.88 US gallons per foot.