Formula to Estimate Pool Volume:
How to Calculate Pool Volume in Gallons
Proper water treatment and pool maintenance are dependent on the size
of your pool, so it’s important to know the capacity of your pool
in terms of gallons. Use the following formulas based
on the
shape of your pool as a guide to approximate your
pool ’s
volume.
Length x Width x Average Depth x 7.5 = Total Gallons
Example:
Diameter x Diameter x Average Depth x 5.9 = Total Gallons
Example:
Long Diameter x Short Diameter x Average Depth x 5.9 = Total Gallons
Example:
Estimate section dimensions equivalent to rectangular, oval or circular pool. Calculate per formulas above.