If my math is correct , just over ( 6.8 CUBIC METERS )
1000 m3 = 219,969 Imperial gallons (approx). 1000 m3 = 264,172 US liquid gallons
It is approx 55476 US gallons.
5,236 US gallons = about 19.82 m3
1m3 is 264.2 US gallons.
10,000 m3 = 2,642,000 US gallons. (m3 x 264.2 = US gallons)
264.172 gallons.
818,000 cubic meters = 216,100,000 US gallons. (m3 x 264.2 = US gallons)
1 m3 = 264.172 gallons.
10,000 US gallons of water equates to 37.854118 m3
assuming American gallons and not british gallons 1 m3 = 1000 liters 1 liter = 0.26417 gallons thus 1 m3 = 1000*0.26417 = 264.17 gallons
m3 stands for 'cubic meters' which is a measure of volume. One cubic meter is 264.17 US gallons.
100m3 equates to 26,417.2 US gallons.