Convert US quarts per minute to Acre-feet per minute
Convert US quarts per minute (qt/min) to Acre-feet per minute (ac-ft/min) instantly and accurately.
Conversion Formula
ac-ft/min = qt/min × 7.672208193e-7
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.
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.
Quick Reference Table
| US quarts per minute (qt/min) | Acre-feet per minute (ac-ft/min) |
|---|---|
| 1 qt/min | 7.672 × 10-7 ac-ft/min |
| 2 qt/min | 1.534 × 10-6 ac-ft/min |
| 5 qt/min | 3.836 × 10-6 ac-ft/min |
| 10 qt/min | 7.672 × 10-6 ac-ft/min |
| 25 qt/min | 1.918 × 10-5 ac-ft/min |
| 50 qt/min | 3.836 × 10-5 ac-ft/min |
| 100 qt/min | 7.672 × 10-5 ac-ft/min |