Convert US quarts per hour to UK gallons per day

Convert US quarts per hour (qt/h) to UK gallons per day (gpd) instantly and accurately.

US quarts per hour (qt/h)
UK gallons per day (gpd)

Conversion Formula

gpd = qt/h × 4.996045108

About US quarts per hour

The US quart per hour (qt/h) equals 3.785411784×10⁻³/4/3600 ≈ 2.629×10⁻⁷ m³/s, used in US agricultural irrigation drippers (emitters rated in qt/h) and hobby aquaculture systems. A drip emitter rated 1 qt/h ≈ 0.946 L/h is a common size for garden irrigation in the US market. 1 US qt/h ≈ 2.629×10⁻⁷ m³/s.

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

US quarts per hour (qt/h)UK gallons per day (gpd)
1 qt/h4.99605 gpd
2 qt/h9.99209 gpd
5 qt/h24.9802 gpd
10 qt/h49.9605 gpd
25 qt/h124.901 gpd
50 qt/h249.802 gpd
100 qt/h499.605 gpd

→ Full Flow Rate (Volumetric) Converter