EngiRef / Flow rate conversion
Convert Liters/second to Gallons/minute (US) (L/s to gpm)
1 L/s = 15.8503231 gpm. Convert liters/second to gallons/minute (US) with the exact factor, a common-values table and a free converter.
Conversion factor
gpm = L/s × 15.8503231
1 L/s = 15.8503231 gpm
Multiply by 15.8503231 gpm to go from liters/second to gallons/minute (US), or divide by it to come back. The factor and every value below are computed by the same converter that runs at /convert, so this page and the tool cannot disagree.
L/s to gpm table
| Liters/second (L/s) | Gallons/minute (US) (gpm) |
|---|---|
| 1 L/s | 15.8503231 gpm |
| 2 L/s | 31.7006463 gpm |
| 5 L/s | 79.2516157 gpm |
| 10 L/s | 158.503231 gpm |
| 20 L/s | 317.006463 gpm |
| 50 L/s | 792.516157 gpm |
| 100 L/s | 1585.03231 gpm |
Every figure is computed at build time by the site’s own converter from the flow rate unit registry. For a value that is not listed, put it into the interactive converter.
Frequently asked questions
How many gallons/minute (US) are in one liter/second?
One liter/second is 15.8503231 gpm, so 100 L/s is 1585.03231 gpm.
What is the formula to convert liters/second to gallons/minute (US)?
gpm = L/s × 15.8503231. Multiply the value in liters/second by 15.8503231 to get gallons/minute (US).
How do I convert gallons/minute (US) back to liters/second?
L/s = gpm × 0.0630901964, so 1 gpm is 0.0630901964 L/s. The gpm to L/s page carries the same table in that direction.