1. What is the Pool Volume Formula?

The pool volume formula calculates the total gallons of water in an inground pool by multiplying length, width, average depth, and the conversion factor 7.48 (gallons per cubic foot). This helps determine proper chemical treatment and pump sizing.

2. How Does the Calculator Work?

The calculator uses the pool volume formula:

Where:

• \( V \) — Volume in gallons
• \( L \) — Length in feet
• \( W \) — Width in feet
• \( D \) — Average depth in feet
• 7.48 — Conversion factor (gallons per cubic foot)

Explanation: The formula calculates cubic feet first (L×W×D), then converts to gallons by multiplying by 7.48 (since 1 cubic foot = 7.48 gallons).

3. Importance of Accurate Volume Calculation

Details: Knowing your pool's exact volume is crucial for proper chemical dosing, pump selection, heater sizing, and overall maintenance. Incorrect volume can lead to over/under treatment of chemicals.

4. Using the Calculator

Tips: Measure pool dimensions carefully. For average depth, measure shallow end and deep end, then average them. All values must be positive numbers.

5. Frequently Asked Questions (FAQ)

Q1: How do I measure average depth?
A: Add the depth at the shallow end to the depth at the deep end, then divide by 2.

Q2: Does this work for irregular shaped pools?
A: For irregular shapes, divide into rectangular sections and calculate each separately, then sum the volumes.

Q3: Why is 7.48 the conversion factor?
A: There are 7.48052 gallons in one cubic foot of water at standard conditions.

Q4: How accurate is this calculation?
A: Very accurate for rectangular pools. For other shapes, it provides a good estimate when proper measurements are taken.

Q5: Should I round my measurements?
A: Measure to the nearest inch (0.08 feet) for best accuracy, especially for smaller pools.