Conversion Formula
$$GPM = L/s \times 15.8503$$
Multiply the value in Liter per Second by 15.8503 to get US Gallon per Minute.
L/s to GPM Conversion Table
| Liter per Second (L/s) | US Gallon per Minute (GPM) |
|---|---|
| 0.1 | 1.58503 |
| 0.5 | 7.92516 |
| 1 | 15.8503 |
| 2 | 31.7006 |
| 5 | 79.2516 |
| 10 | 158.503 |
| 25 | 396.258 |
| 50 | 792.516 |
| 100 | 1,585.03 |
| 250 | 3,962.58 |
| 500 | 7,925.16 |
| 1,000 | 15,850.3 |
L/s to GPM in Engineering
Flow rate conversions are critical for water resources, wastewater treatment, HVAC, and piping design. Civil engineers commonly work with GPM, CFS, and MGD, while mechanical engineers often need CFM for air handling systems.
Liter per Second: Widely used metric flow rate unit for water distribution, fire protection, and plumbing design.
US Gallon per Minute: Most common US unit for piping, pump, and plumbing flow rates. Essential for fire protection design.