A bit of dust never hurt anyone!! This Midwest, dusty site holds 4 SteelCore Waste Water Tanks! Water, waste water, process water. These (3) 4305-LJR 191,000 Gallon, SteelCore Corrugated Bolted Steel Tanks are used for processed waste water storage. National Storage Tank has an innovative team of engineers and tank specialists to advise and support your next project.