Convert UK gallons per day to Millilitres per minute

Convert UK gallons per day (gpd) to Millilitres per minute (mL/min) instantly and accurately.

UK gallons per day (gpd)
Millilitres per minute (mL/min)

Conversion Formula

mL/min = gpd × 3.157006944

About UK gallons per day

The UK gallon per day (gpd) equals 4.54609×10⁻³/86400 ≈ 5.261×10⁻⁸ m³/s, used in British per-capita water-consumption statistics and pre-metric water-authority regulation. Historic UK Water Acts set minimum supply standards in UK gal/d per household; older UK borehole pump test reports quote sustained yield in UK gal/d. 1 UK gpd ≈ 5.261×10⁻⁸ m³/s.

About Millilitres per minute

The millilitre per minute (mL/min) equals 10⁻⁶/60 ≈ 1.667×10⁻⁸ m³/s, the standard flow rate unit for HPLC and preparative chromatography. A reverse-phase HPLC column (4.6 mm i.d.) operates at 1-2 mL/min; a cardiac output catheter measures 4 000-8 000 mL/min (= L/min). 1 mL/min ≈ 1.667×10⁻⁸ m³/s = 60 mL/h.

Quick Reference Table

UK gallons per day (gpd)Millilitres per minute (mL/min)
1 gpd3.15701 mL/min
2 gpd6.31401 mL/min
5 gpd15.785 mL/min
10 gpd31.5701 mL/min
25 gpd78.9252 mL/min
50 gpd157.85 mL/min
100 gpd315.701 mL/min

→ Full Flow Rate (Volumetric) Converter