Convert UK gallons per second to US gallons per minute
Convert UK gallons per second (gal/s) to US gallons per minute (gpm) instantly and accurately.
Conversion Formula
gpm = gal/s × 72.05699553
About UK gallons per second
The UK (imperial) gallon per second (gal/s) equals 4.54609×10⁻³ m³/s, about 20% larger than the US gallon per second. It appears in pre-metric British fire-fighting standards, large pump test certificates, and naval engineering calculations. A UK fire engine pump rated 1 000 UK gal/min delivers ≈16.67 UK gal/s. 1 UK gal/s = 4.54609×10⁻³ m³/s ≈ 1.201 US gal/s.
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.
Quick Reference Table
| UK gallons per second (gal/s) | US gallons per minute (gpm) |
|---|---|
| 1 gal/s | 72.057 gpm |
| 2 gal/s | 144.114 gpm |
| 5 gal/s | 360.285 gpm |
| 10 gal/s | 720.57 gpm |
| 25 gal/s | 1801.42 gpm |
| 50 gal/s | 3602.85 gpm |
| 100 gal/s | 7205.7 gpm |