Pool Turnover Rate Calculator

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Find out how long it takes to circulate your entire pool volume

💡 Not sure? Use our Pool Volume Calculator

Please enter a valid pool volume.

GPM

🔧 Need help finding your flow rate? Pool Flow Rate Calculator

Please enter a valid pump flow rate in GPM.

Estimated Turnover Time
— h — m

Pool Turnover Rate Quick Reference Chart

Most residential pools require a full turnover every 8 hours. Move the slider below to see how your pool volume matches standard pump flows.

Recommended Flow 31 GPM
Est. Turnover Time 8 h 0 m
Pool Size (Gal) Pump Flow (GPM) Target Turnover Time
5,000 Gallons 15 GPM 5 h 33 m
10,000 Gallons 25 GPM 6 h 40 m
15,000 Gallons 35 GPM 7 h 9 m
20,000 Gallons 45 GPM 7 h 24 m
25,000 Gallons 55 GPM 7 h 35 m
30,000 Gallons 65 GPM 7 h 42 m
40,000 Gallons 85 GPM 7 h 51 m

Recommended Flow Rates by Pipe Size

Standard PVC schedule 40 pool plumbing

Min Flow (GPM) Max Flow (GPM) Optimal (6–8 ft/s)

💡 Based on standard industry guidelines for PVC pool plumbing.

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