Convert UK gallons per day to Microlitres per hour

Convert UK gallons per day (gpd) to Microlitres per hour (µL/h) instantly and accurately.

UK gallons per day (gpd)
Microlitres per hour (µL/h)

Conversion Formula

µL/h = gpd × 189420.4167

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 Microlitres per hour

The microlitre per hour (µL/h) equals 10⁻⁹/3600 ≈ 2.778×10⁻¹³ m³/s, used in implantable drug-delivery pumps and osmotic mini-pumps for controlled-release pharmacokinetic studies. An Alzet osmotic pump for rodent experiments delivers 0.25-10 µL/h of dissolved drug directly into tissue. 1 µL/h ≈ 2.778×10⁻¹³ m³/s.

Quick Reference Table

UK gallons per day (gpd)Microlitres per hour (µL/h)
1 gpd189420 µL/h
2 gpd378841 µL/h
5 gpd947102 µL/h
10 gpd1894200 µL/h
25 gpd4735510 µL/h
50 gpd9471020 µL/h
100 gpd18942000 µL/h

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