Bulk Chemical Tank Capacity Calculators Precision Tank Custom Precision Tank Tank Diameter (Inches) Select Tank Diameter 58" 70" 72" 82" 94" 96" 132" (11') 139" (11'7") 142" (11'10") 144" (12') Tank Bottom Choose a Tank Diameter First Flat Bottom Cone Bottom Flat Bottom Cone Bottom Flat Bottom Fluid Depth (Inches) Calculate Reset Results Tank Capacity (in gallons) Filled With (in gallons) Custom Tank Type Flat Bottom Top Diameter (Inches) Bottom Diameter (Inches) Cone Height (Inches) Tank Diameter (Inches) Tank Height (Inches) Fluid Depth (Inches) Calculate Reset Results Tank Capacity (in gallons) Filled With (in gallons) Percent Full