Convert US gallons per minute to Litres per day
Convert US gallons per minute (gpm) to Litres per day (L/d) instantly and accurately.
Conversion Formula
L/d = gpm × 5450.992969
About US gallons per minute
The US gallon per minute (gpm) equals 3.785411784×10⁻³/60 ≈ 6.309×10⁻⁵ m³/s, the dominant volumetric flow unit in US plumbing, HVAC, and water-treatment industries. EPA showerhead standards are set at 2.5 gpm; residential water meters size at 3/4"-1" for 5-20 gpm; municipal water-distribution design uses hundreds to thousands of gpm. 1 gpm ≈ 6.309×10⁻⁵ m³/s = 3.785 L/min.
About Litres per day
The litre per day (L/d) equals 10⁻³/86400 ≈ 1.157×10⁻⁸ m³/s, standard in water-resource management, reverse-osmosis membrane rating, and daily per-capita water-use statistics. A residential reverse-osmosis unit produces 100-300 L/d of purified water; the WHO minimum for basic household use is 50 L/d per person. 1 L/d ≈ 1.157×10⁻⁸ m³/s.
Quick Reference Table
| US gallons per minute (gpm) | Litres per day (L/d) |
|---|---|
| 1 gpm | 5450.99 L/d |
| 2 gpm | 10902 L/d |
| 5 gpm | 27255 L/d |
| 10 gpm | 54509.9 L/d |
| 25 gpm | 136275 L/d |
| 50 gpm | 272550 L/d |
| 100 gpm | 545099 L/d |