US gallons per minute to Liters per second Converter
Convert US gallons per minute to liters per second. The formula used here is 1 US gallon per minute = 0.0630901964 liters per second. The formula is L/s = gpm × 0.0630901964; 1 gpm is 0.06309 L/s.
A US customary flow-rate unit common in plumbing, pumps, and irrigation.
A metric volumetric flow-rate unit used for water and process flow.
Start with your value in US gallons per minute, then apply the formula below. It stays visible so you can catch rounding mistakes instead of just copying the output.
Check whether gallons are US or imperial before using a flow result, then round to match the meter, pump chart, or engineering tolerance.
The US gallon and liter relationship is defined, but field flow measurements still depend on meter accuracy and operating conditions. This page displays converted values with up to 6 decimal places by default.
| US gallons per minute | Liters per second |
|---|---|
| 1 gpm | 0.06309 L/s |
| 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 | 31.545098 L/s |
Useful for checking pipe sizing and pump requirements. Use the same formula with your exact input if the measurement needs to be documented.
Useful for comparing irrigation, plumbing, and water-flow data. Use the same formula with your exact input if the measurement needs to be documented.
Useful for reviewing HVAC, pool, and process-flow references. Use the same formula with your exact input if the measurement needs to be documented.
How do I convert US gallons per minute to liters per second?
Enter the value in US gallons per minute and apply L/s = gpm × 0.0630901964. Round the liters per second result after the conversion, not before.
What is 1 US gallon per minute in liters per second?
1 gpm equals 0.06309 L/s with the current rounding setting. Keep more decimal places when the result feeds another calculation.
What is 5 gpm in L/s?
5 gpm is 0.315451 L/s. It appears in the lookup table so you can compare it with nearby amounts.
Can I convert liters per second back to US gallons per minute?
Yes. Use the reverse Liters per second to US gallons per minute converter if you need to go the other direction.
How accurate is this US gallons per minute to liters per second conversion?
The calculator runs the formula in your browser and rounds results to 6 decimal places by default. The US gallon and liter relationship is defined, but field flow measurements still depend on meter accuracy and operating conditions.