A million gallons is really a lot; I would say, an extra-large swimming pool could be large enough.
3.246753 gallons
Assuming it is a rectangle, 8.485 US gallons
74.42 gallons.
It depends how long it is.
A 25-acre pond that is uniformly 6 feet deep will hold about 48,877,714 gallons of water.
This container could hold up to 3,949.71 US gallons of water.
A 35,200 cubic foot container can hold up to 263,314.29 gallons.
The number of gallons in one container depends on the size and capacity of the container. Typically, a standard container may hold anywhere from 1 gallon to 55 gallons or more.
If you mean inches, it can hold up to 6,739.95 gallons. If you mean feet, it can hold up to 11,646,630.24 gallons.
24,685.7 gallons.
10.38961 gallons (rounded)
19.64 US gallons.
A 3ft x 3ft x 3ft container would hold 27 cubic feet of liquid. As 1 cubic foot is equal to 7.48 gallons, the container would hold approximately 201.96 gallons of liquid.
It will depend on what you are putting in it. Water weighs 8 lbs per gallon, so your container would hold 256 lbs of water. Dry materials will weigh less.
About 47.6 gallons
Figure the volume in cubic inches and divide by 277.4 to get the number of gallons the container will hold. This is A close approximate formular. Convert the gallons to pints or less if it is a small container.
A container with a volume of 14.44 cubic feet will hold 108 gallons of water.