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Pump Runtime Calculator

Hours per turnover from gallons and pump GPM, times your daily turnovers. Most pools need 1-2 turnovers a day.

Inputs

Inputs and assumptions

Total gallons the pump must turn over.

Flow from the pump curve or a flow meter, not the motor HP rating.

Most pools need 1-2 full turnovers daily.

Result

Daily run time (hr)
16.7
Hours per turnover (hrs)
8.3
Sizing estimate from label inputs. Confirm gallons, flow, BTU, and efficiency from manuals before buying equipment.

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Guides

01 Pool Pump Runtime Guide: Calculate Turnover and Set Your Schedule

Related articles

01 Pool Build Budget Guide: Costs and Planning for 2026 02 Pool Pump Runtime Guide: Calculate Turnover and Set Your Schedule 03 Pool Heating Cost Guide (2026)

Workspace

Keep the assumptions with the result.

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