Mountain & Mesa Construction has many different sized above ground and underground tanks in stock and is a distributor for a number of tank maufacturers. Drop us a line and let us help you design a water storage and rainwater collection system for your home or business!Sizing info: each 1000 square feet of a roof can collect 625 gallons per every 1 inch of rainfall. Find out your local rainfall amounts in inches as well as the size of the roof area you plan on collecting off of in order to calculate the potential amount of rainwater available for catchment each year!Mountain & Mesa Construction sells, installs and services FDA approved for potable (drinking) water tanks as well as non-potable tanks for fire protection and other uses.