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Flow Rate

Browse Flow Rate conversions

1 US gallon per hour = 0.013878 Imperial gallon per minute

Reviewed June 18, 2026 Linear conversions use exact SI and international definitions where available. No account, tracking login, or third-party scoring required.
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Formula Summary

Result: 1 US gallon per hour = 0.013878 Imperial gallon per minute

Formula: (1 x 0.001051503273) / 0.075768166667

Rounding: Displayed to 6 decimal places by default, trimmed for readability. Use Detailed or Scientific for more precision.

Real World Context

0.013878 Imperial gallon per minute is approximately:

  • on the scale of precision dosing or a slow drip system
Unit Story

Imperial gallon per minute

Imperial gallons per minute uses the larger 4.54609-liter gallon. A numerical gpm value is incomplete unless the gallon definition is known.

How This Conversion Works

US gallon per hour and Imperial gallon per minute are both used for flow rate conversions. This page converts 1 US gallon per hour into 0.013878 Imperial gallon per minute using the formula shown below.

Use this result for quick checks, comparisons, and everyday reference. For work that depends on exact precision, review the rounding setting and the assumption note before using the number.

The precision controls let you switch between a shorter result, the standard readable result, and scientific notation when the value is very large or very small.

Unit Notes
  • 1 US gallon per hour (US gph) equals 0.0010515033 liter per second.
  • 1 Imperial gallon per minute (Imp gpm) equals 0.0757681667 liter per second.

Questions

How do you convert US gallon per hour to Imperial gallon per minute?

This page converts US gallon per hour to Imperial gallon per minute using this formula: (1 x 0.001051503273) / 0.075768166667.

What is 1 US gallon per hour in Imperial gallon per minute?

1 US gallon per hour equals 0.013878 Imperial gallon per minute.

How many decimals does this converter show?

Displayed to 6 decimal places by default, trimmed for readability. Use Detailed or Scientific for more precision. The precision buttons can also show a shorter result or scientific notation.

Equivalent Values
1.0515032733 milliliter per second
0.0010515033 liter per second
0.0630901964 liter per minute
3.785411784 liter per hour
0.0000010515 cubic meter per second
0.0037854118 cubic meter per hour
0.0000371335 cubic foot per second
0.0022280093 cubic foot per minute
0.0166666667 US gallon per minute
1 US gallon per hour
0.0138779031 Imperial gallon per minute
0.5714285714 oil barrel per day
Nearby Values
0.5 US gallon per hour 0.0069389515 Imperial gallon per minute
1 US gallon per hour 0.0138779031 Imperial gallon per minute
2 US gallon per hour 0.0277558062 Imperial gallon per minute
5 US gallon per hour 0.0693895154 Imperial gallon per minute
10 US gallon per hour 0.1387790308 Imperial gallon per minute
Full Details
Formula
(1 x 0.001051503273) / 0.075768166667
Rounding
Displayed to 6 decimal places by default, trimmed for readability. Use Detailed or Scientific for more precision.
Assumption
Flow-rate conversions measure volume per unit time. US gallons use 3.785411784 liters and Imperial gallons use 4.54609 liters. Actual system flow also depends on pressure, resistance, and equipment conditions.

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