Convert Cubic metres per hour to UK gallons per day

Convert Cubic metres per hour (m³/h) to UK gallons per day (gpd) instantly and accurately.

Cubic metres per hour (m³/h)
UK gallons per day (gpd)

Conversion Formula

gpd = m³/h × 5279.261959

About Cubic metres per hour

The cubic metre per hour (m³/h) equals 1/3600 m³/s ≈ 2.778×10⁻⁴ m³/s, the dominant volumetric flow unit in European process engineering, HVAC, and water treatment. Pump datasheet curves, heat-exchanger sizing software, and wastewater-treatment design all use m³/h as the standard. A domestic water pump runs at 3-8 m³/h; a municipal WWTP inlet pump handles 500-5 000 m³/h. 1 m³/h ≈ 2.778×10⁻⁴ m³/s = 1 000 L/h.

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.

Quick Reference Table

Cubic metres per hour (m³/h)UK gallons per day (gpd)
1 m³/h5279.26 gpd
2 m³/h10558.5 gpd
5 m³/h26396.3 gpd
10 m³/h52792.6 gpd
25 m³/h131982 gpd
50 m³/h263963 gpd
100 m³/h527926 gpd

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