gpm

What is a Gallons per Minute (GPM)?

GPM is a common US-system unit for expressing pump and water system flow rate.

GPM is a common US-system unit for expressing pump and water system flow rate.

Based on the US gallon, it became the standard measurement unit in the North American water pump and irrigation industry.

Measurement system: Imperial/US customary system (non-SI). SI equivalent: 1 GPM ≈ 0.0000631 m³/s.

Gallons per Minute (GPM) facts

Unit name
Gallons per Minute (GPM)
Symbol
gpm
Category
Volumetric Flow Rate
Measurement system
Imperial/US customary system (non-SI)
SI equivalent
1 GPM ≈ 0.0000631 m³/s
Common uses
Water pump capacity, irrigation systems, industrial fluid transfer calculations

Definition of the gallons per minute (gpm)

GPM is a common US-system unit for expressing pump and water system flow rate.

Measurement system and SI relationship

Imperial/US customary system (non-SI)

SI equivalent: 1 GPM ≈ 0.0000631 m³/s

History of the gallons per minute (gpm)

Based on the US gallon, it became the standard measurement unit in the North American water pump and irrigation industry.

Where is the gallons per minute (gpm) used?

Water pump capacity, irrigation systems, industrial fluid transfer calculations

Gallons per Minute (GPM) conversion tools

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