Convert US quarts per hour to Megalitres per day

Convert US quarts per hour (qt/h) to Megalitres per day (ML/d) instantly and accurately.

US quarts per hour (qt/h)
Megalitres per day (ML/d)

Conversion Formula

ML/d = qt/h × 2.271247070e-5

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 Megalitres per day

The megalitre per day (ML/d) equals 1000/86400 ≈ 0.011574 m³/s, numerically identical to million litres per day. It is the preferred notation in Australian water-authority reporting, environmental flow assessments, and reservoir storage accounting. Murray-Darling Basin environmental flows are specified in ML/d; urban water utilities publish reservoir capacity and daily draw in ML/d. 1 ML/d ≈ 0.011574 m³/s = 1 000 m³/d.

Quick Reference Table

US quarts per hour (qt/h)Megalitres per day (ML/d)
1 qt/h2.271 × 10-5 ML/d
2 qt/h4.542 × 10-5 ML/d
5 qt/h0.000113562 ML/d
10 qt/h0.000227125 ML/d
25 qt/h0.000567812 ML/d
50 qt/h0.00113562 ML/d
100 qt/h0.00227125 ML/d

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