Pool Volume Formula:
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Definition: This calculator estimates the water volume in gallons for kidney-shaped swimming pools based on length, width, and average depth.
Purpose: It helps pool owners and professionals determine the correct amount of water needed for proper chemical treatment and maintenance.
The calculator uses the formula:
Where:
Explanation: The formula approximates the kidney shape as a rectangle and calculates volume by multiplying dimensions, then converts to gallons.
Details: Proper volume estimation ensures correct chemical dosing, proper pump sizing, and accurate heating requirements.
Tips: Measure the longest length, widest width, and calculate average depth ((shallow end + deep end)/2). All values must be > 0.
Q1: How accurate is this calculation for kidney-shaped pools?
A: This is an approximation. For more accuracy, consider dividing the pool into sections or using a professional measurement service.
Q2: What if my pool has varying depths?
A: Use the average depth: (shallow end depth + deep end depth) ÷ 2.
Q3: Why multiply by 7.48?
A: There are 7.48 gallons in one cubic foot of water - this converts the volume from cubic feet to gallons.
Q4: Should I include the pool walls in measurements?
A: No, measure the water surface dimensions (length and width at water level).
Q5: How often should I recalculate my pool volume?
A: Recalculate if you make significant changes to the pool shape, depth, or if you notice chemical treatments are consistently under/overdosing.