Convert Acre-feet per minute to US quarts per minute

Convert Acre-feet per minute (ac-ft/min) to US quarts per minute (qt/min) instantly and accurately.

Acre-feet per minute (ac-ft/min)
US quarts per minute (qt/min)

Conversion Formula

qt/min = ac-ft/min × 1303405.714

About Acre-feet per minute

The acre-foot per minute (ac-ft/min) equals 1233.48183754752/60 ≈ 20.558 m³/s, encountered in large irrigation canal capacity descriptions and reservoir emergency spillway sizing in the US West. A major canal gate releasing 1 ac-ft/min drains a 1-acre field 1 foot deep every minute - a substantial agricultural flow. 1 ac-ft/min ≈ 20.558 m³/s ≈ 726.0 ft³/s.

About US quarts per minute

The US quart per minute (qt/min) equals 3.785411784×10⁻³/4/60 ≈ 1.577×10⁻⁵ m³/s, encountered in US small-engine fuel system testing and food-processing pump calibration. Engine dynamometer fuel-flow instrumentation sometimes uses qt/min when testing small gasoline engines consuming 1-6 qt/min at full load. 1 US qt/min ≈ 1.577×10⁻⁵ m³/s.

Quick Reference Table

Acre-feet per minute (ac-ft/min)US quarts per minute (qt/min)
1 ac-ft/min1303410 qt/min
2 ac-ft/min2606810 qt/min
5 ac-ft/min6517030 qt/min
10 ac-ft/min13034100 qt/min
25 ac-ft/min32585100 qt/min
50 ac-ft/min65170300 qt/min
100 ac-ft/min130341000 qt/min

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