| Rectangle Pool | Length X Width X Depth = cu. feet 
 | X 7.5 gallons = total gallons | 
          
          | Circular Pool | 3.14 X (½ diameter x ½ diameter) X depth = cu. feet 
 | X 7.5 gallons = total gallons | 
          |  | 
          | All measurements assume vertical sides and level bottom. Remember that
          pools with sloping sides, pools with objects in them, and a partially filled
          pools have fewer gallons. | 
|---|
          
            | NEW! Users of newer web browsers
            may be enter their pond's dimensions and receive an estimated number of gallons in return.
            Both Pi and the conversion from cubic feet to gallons will be calculated to 8 digits using
            this tool, and may likely yield slightly different results than the instructions provided. | 
          
          | For more information and to see our complete product
          catalogue, see https://www.futurepets.com |