8 fluid ounces in a cup > 16 cups in a gallon > 16 x 8 = 128 ounces
128 ounces in a US liquid gallon.
128
There are 128 ounces in a gallon.
one gallon is 128 ounces so 63 gallon is 128*63 = 8024
How to Calculate Your Water Footprint
Reservoir Emptied After 'Leak' Trouble
How To Do A Flow Test Before Installing Sprinklers
How to Make Compost Tea