That depends on how long the pipe is.
Volume of the pipe = 4.896 gallons
This pipe will hold 23,500.7 gallons of water.
This pipe will hold 1,468.8 gallons of water.
There need not be any water in the pipe.Assuming that it is a 10 inch diameter pipe, then its capacity is 4.08 US gallons.
5.5 gallons per 15 feet of 3-inch pipe.
14.7 gallons of water.
111 gallons of water.
36.83 u.s. gallons of water in 1 ft. of 30" pipe
A 16" by 1,960' pipe holds 20,471.7 gallons water.
You would need 2,451 feet of 2-inch pipe for 400 gallons.
A 350-meter section of 76-inch inside diameter pipe has a volume of: 270,500 US gallons of water.
A 72-inch pipe 16 feet long holds up to 3,384.1 US gallons of water.