A Frac Tank is a large, movable heavy gauge steel storage tank. Typically holding up to 21,000 gallons (500 BBL), it readily provides storage for fresh water, waste water, fuel, chemicals, fertilizers, and more. Easily pulled by a tractor to the job site, it can be moved/emptied as the need arises. Below you can explore different types of tanks and their typical uses. Also check out Industries Served.