Standard rectangular pool. Enter length and width.
Dimensions
Depth configuration
Pool volume
—US gallons
—
Cubic feet
—
Liters
—
Water weight (lbs)
—
Average depth
—
Floor area (sq ft)
—
Total surface (sq ft)
Surface area breakdown
Used for resurfacing, painting, and tile estimates.
—
Floor
sq ft
—
Walls
sq ft
—
Total surface
sq ft
—
Waterline tile band
lin ft perimeter
—
Total surface
sq yards
—
Gallons per inch
of depth change
Wall area uses actual slope length for the deep-end wall. Waterline perimeter is used to size tile, coping, and border trim.
Pump sizing & turnover rate
How much flow (GPM) is needed to turn the pool over in a set number of hours.
Target turnover time
—
Required flow (GPM)
Gallons per minute to meet turnover target
—
Suggested pump size
Based on GPM at standard pool head pressure
—
Turnovers per 24 hrs
At your selected turnover time
—
Required flow (GPH)
Gallons per hour
Chemical dosing reference
Amounts needed to adjust your specific pool volume. Always test water first with a reliable test kit.
Chemical
Dose for your pool
Purpose & notes
Fill time estimator
How long to fill the pool from empty using a garden hose or fill line.
Hose / fill rate (GPM)
% already filled
Gallons remaining to fill—
Estimated fill time—
Approx. finish time from now—
Volume formulas: Rectangle = L×W×avg depth · Round = π×r²×avg depth · Oval = π×(L/2)×(W/2)×avg depth · Kidney ≈ 0.85×L×W×avg depth · L-shape = sum of two rectangles · 1 cu ft = 7.481 US gal · Wall area uses average depth for uniform pools, trapezoid formula for sloped pools