1 cubic inch is 0.004329 US gallons.
1 gallon
8 gallons
36.83 u.s. gallons of water in 1 ft. of 30" pipe
38
1 acre = 43560 sq.feet. 1 foot deep water over an acre is 43560 cubic feet, which is 325851.4 gallons in 1 foot deep. If it is 1 inch deep (1/12 foot) then it is 27154.3 gallons in 1 inch deep.
282.6 gallons144 * 3.14 = 452.16 SF452.16 SF * 1' = 452.16 cubic feet of water / foot of depth452.16 CF / 12 = 37.68 CF of water / inch of depth37.68 CF * 7.5 gallons of water / CF282.68 gallons / inch of depth
94
The answer will depend on the cross-sectional area of the tank, which is not given in the question.
12.62 acre-inch contains 342,687.09 US gallons. (1 acre-inch is 27,154.3 gallons)
One gallon of water equates to 231 cubic inches.There are 231 cubic inches in one gallon of water.
1/16 acre-inch is about 1,697 US gallons.