Convert US gallons per second to Litres per day

Convert US gallons per second (gal/s) to Litres per day (L/d) instantly and accurately.

US gallons per second (gal/s)
Litres per day (L/d)

Conversion Formula

L/d = gal/s × 327059.5781

About US gallons per second

The US gallon per second (gal/s) equals 3.785411784×10⁻³ m³/s, used for very large pump discharge rates and fire-suppression deluge systems. A large centrifugal fire pump rated 1 500 US gal/min delivers exactly 25 US gal/s; industrial cooling-tower makeup lines are sized in gal/s at peak demand. 1 US gal/s = 3.785411784×10⁻³ m³/s = 60 US gal/min ≈ 227.1 L/min.

About Litres per day

The litre per day (L/d) equals 10⁻³/86400 ≈ 1.157×10⁻⁸ m³/s, standard in water-resource management, reverse-osmosis membrane rating, and daily per-capita water-use statistics. A residential reverse-osmosis unit produces 100-300 L/d of purified water; the WHO minimum for basic household use is 50 L/d per person. 1 L/d ≈ 1.157×10⁻⁸ m³/s.

Quick Reference Table

US gallons per second (gal/s)Litres per day (L/d)
1 gal/s327060 L/d
2 gal/s654119 L/d
5 gal/s1635300 L/d
10 gal/s3270600 L/d
25 gal/s8176490 L/d
50 gal/s16353000 L/d
100 gal/s32706000 L/d

→ Full Flow Rate (Volumetric) Converter