Convert Millilitres per minute to US gallons per day

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

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

Conversion Formula

gpd = mL/min × 0.3804077554

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.

About US gallons per day

The US gallon per day (gpd) equals 3.785411784×10⁻³/86400 ≈ 4.381×10⁻⁸ m³/s, the standard unit in US water-utility regulation and residential water-well pump sizing. The US national average residential water use is about 80-100 gpd per person; a reverse-osmosis membrane module is rated in gpd (50-100 gpd for domestic units). 1 US gpd ≈ 4.381×10⁻⁸ m³/s.

Quick Reference Table

Millilitres per minute (mL/min)US gallons per day (gpd)
1 mL/min0.380408 gpd
2 mL/min0.760816 gpd
5 mL/min1.90204 gpd
10 mL/min3.80408 gpd
25 mL/min9.51019 gpd
50 mL/min19.0204 gpd
100 mL/min38.0408 gpd

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