224.42 US gallons
3.0 cubic feet equates to 0.40104167 US gallons.
There are 224.4 gallons of water in 30 cubic feet.
1.337 cubic feet.
Gallons per cubic foot 1 cubic foot = 7.48051945 US gallons 1 US gallon = 0.133680556 cubic feet so 30 cubic foot = 224.4155 US Gallons