10,000 US gallons is 37,854,118.2 cubic centimeters.
10,000 US gallons of water equates to 37.854118 m3
If you mean 2,000,000 (2 million) cubic centimeters, the answer is about 528.3 US gallons of water.
300 Cubic Centimeters = 0.07925161579118878 Gallons
10,000 US gallons of water is equal to: 37.85 cubic meters. (US gallons x 0.003785 = cubic meters)
10,000 m3 = 2,642,000 US gallons. (m3 x 264.2 = US gallons)
At a rate of 60 cubic feet per second, it would take you about 22.3 seconds to reach 10,000 US gallons of water.
One cubic foot of water is 7.4805 gallons.
There are 7.48052 US gallons per cubic foot.
That's hard to say with only that information but whatever the shape is, it would hold about 127,000 gallons of water.
There are 220 Imperial gallons to one cubic meter.
7222 cubic feet of water is equal to approximately 54,024.3 US gallons. (1 cubic foot = 7.480519481 gallons)
There are 231 cubic inches in 1 gallon. There are 12*12*12 = 1728 cubic inches in 1 cubic foot. 1728/231 = 7.481 gallons per cubic foot.