Gallon Per Minute to Cubic Foot Per Second Converter

Convert gallon per minute to cubic foot per second instantly.

Standard flow rate units

cubic meter per second 0.0063
cubic meter per hour 22.712
liter per minute 378.54
liter per second 6.309
cubic foot per minute 13.368
cubic foot per second 0.2228

Fun comparisons

shower heads 🚿~ 39.93
kitchen faucets 🚰~ 50.07
garden hoses 🪴~ 10
fire hydrants 🧯~ 0.1
Niagara Falls flows 🌊~ Less than 0.01

How to convert gallon per minute to cubic foot per second

Enter your flow rate in gallon per minute and get the equivalent in cubic foot per second instantly. Key reference points: a typical shower head flows at about 9.5 liters per minute (2.5 GPM), a garden hose at about 37.8 L/min (10 GPM), and residential water supply pipes deliver 7-12 GPM.

Gallons per minute is the US unit for pump and pipe flow rates; cubic feet per second is used for larger-scale open channel flows in dam engineering and flood control.

Need the opposite direction? Convert cubic foot per second to gallon per minute just as easily, or explore all our flow rate conversions.

Common gallon per minute to cubic foot per second conversions

Gallon Per Minute (GPM)Cubic Foot Per Second (ft³/s)
10.00222801
50.0111401
100.0222801
250.0557003
500.111401
1000.222801
5001.11401
10002.22801

Frequently asked questions

1 gallon per minute equals 0.00222801 cubic foot per second.

Multiply by 0.00222801. For example, 5 GPM = 0.0111401 ft³/s.

448.8 US gallons per minute equals approximately 1 cubic foot per second.

1 cubic foot per second equals 448.83 gallon per minute.

100 gallon per minute equals 0.222801 cubic foot per second.

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