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gpm to l-s | Exact Decimal + Formula

1 US Gallon / Minute = 0.06309 Liter / Second

Conversions between US Gallon / Minute (gpm) and Liter / Second (L/s) are essential in the flow rate category. This tool provides a quick, free, and accurate way to convert us gallon / minutes to liter / seconds for academic, professional, or personal calculations. Check the detailed conversion table and formula explanation below for more context.

Flow Rate Converter

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Formula

L/s = gpm × 0.0630902

To convert US Gallon / Minute to Liter / Second, use the formula displayed above.

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US Gallon / Minute to Liter / Second: Quick Reference Table

US Gallon / Minute Liter / Second (Decimal) Fraction
0.001 gpm 0.000063 L/s -
0.01 gpm 0.000631 L/s -
0.1 gpm 0.006309 L/s -
0.5 gpm 0.031545 L/s -
1 gpm 0.06309 L/s -
2 gpm 0.12618 L/s -
5 gpm 0.315451 L/s -
10 gpm 0.630902 L/s -
25 gpm 1.577255 L/s -
50 gpm 3.15451 L/s -
100 gpm 6.30902 L/s -
250 gpm 15.77255 L/s -
500 gpm 31.5451 L/s -
1000 gpm 63.0902 L/s -

gpm to L/s Formula and Examples

Direct Formula L/s = gpm × 0.0630902
Inverse Formula gpm = L/s × 15.850322
Mental Math Shortcut

Divide the value by roughly 15.9 to quickly estimate the converted result.

Common US Gallon / Minute to Liter / Second Calculations

  • 5 gpm = 0.315451 L/s
  • 10 gpm = 0.630902 L/s
  • 50 gpm = 3.15451 L/s
  • 100 gpm = 6.30902 L/s
  • 500 gpm = 31.5451 L/s

Related Specialist Flow Rate Calculators & Niche Tools

Flow rate calculations measure fluid velocity, expressing volume per unit time. Typically calculated in Gallons per Minute (GPM) or Liters per Minute (LPM), these measurements are fundamental in plumbing, irrigation, and hydraulic system design.

Sizing a water pump or designing a sprinkler system requires translating fluid flow rates across metric and imperial systems. Flow calculators allow plumbers and civil engineers to determine if piping and valve sizes can handle specific GPM or LPM rates under pressure, optimizing fluid transport systems for peak output.

Flow gpm to lpm Convert liquid flow rates.

How to Convert US Gallon / Minute to Liter / Second

How many liter / seconds are in a us gallon / minute?
1 US Gallon / Minute (gpm) is equal to 0.06309 Liter / Second (L/s). To convert us gallon / minutes to liter / seconds, multiply your value by 0.06309.
How do I convert us gallon / minute to liter / second?
To convert US Gallon / Minute to Liter / Second, use the formula: Liter / Second = US Gallon / Minute × 0.06309. For example, 5 gpm = 0.315451 L/s.
What is the formula for gpm to L/s?
The formula is: L/s = gpm × 0.06309. This is based on the exact SI conversion factor. Use our calculator above to convert any value instantly.