19.25" wide, 29.5" tall.
A 30 gallon drum, of course, holds 30 gallons. This means that in order to sink this barrel in water you would have to displace 30 gallons of water. (move the water out of the way to make room for...
Per Yankeecontainers.com: Exterior Dimensions in Inches L: 18 5/8 Inch Outside Diameter H: 29 1/8 Inch Outisde Height
1 gallon = 4 quarts 30 gallons = 120 quarts We have no way of knowing what's in the drum. It may even be empty.
(30 gallons) x (231 cubic inches per gallon) / (1,728 cubic inches per cubic foot) = 4.01 cubic feet (rounded)