Home Back

Calculate Pool Volume Calculator

Pool Volume Formula:

\[ V = L \times W \times D \times 7.48 \]

feet
feet
feet

Unit Converter ▲

Unit Converter ▼

From: To:

1. What is the Pool Volume Formula?

The pool volume formula calculates the total gallons of water in a rectangular pool. It's essential for proper chemical treatment, filtration, and maintenance of swimming pools.

2. How Does the Calculator Work?

The calculator uses the pool volume equation:

\[ V = L \times W \times D \times 7.48 \]

Where:

Explanation: The formula multiplies the pool's dimensions to get cubic feet, then converts to gallons using the 7.48 conversion factor.

3. Importance of Pool Volume Calculation

Details: Knowing your pool's volume is crucial for proper chemical dosing, pump sizing, filter maintenance, and overall water balance.

4. Using the Calculator

Tips: Measure length and width at their longest points. For depth, average the shallow and deep end measurements if your pool has a slope.

5. Frequently Asked Questions (FAQ)

Q1: How do I measure an irregularly shaped pool?
A: For non-rectangular pools, break it down into rectangular sections and calculate each separately, then sum the volumes.

Q2: What if my pool has a deep end and shallow end?
A: Calculate average depth by adding the deep end and shallow end depths, then dividing by 2.

Q3: Why is the conversion factor 7.48?
A: There are 7.48 gallons in one cubic foot of water. This standard conversion factor is used for all water volume calculations.

Q4: Can this calculator be used for oval pools?
A: For oval pools, use length × width × depth × 5.9 instead. This accounts for the circular shape's different volume calculation.

Q5: How accurate does my measurement need to be?
A: For chemical dosing, measurements should be within ±5% accuracy. More precise measurements are needed for equipment sizing.

Pool Volume Calculator© - All Rights Reserved 2025