Convert UK gallons per second to Acre-feet per minute
Convert UK gallons per second (gal/s) to Acre-feet per minute (ac-ft/min) instantly and accurately.
Conversion Formula
ac-ft/min = gal/s × 0.0002211345086
About UK gallons per second
The UK (imperial) gallon per second (gal/s) equals 4.54609×10⁻³ m³/s, about 20% larger than the US gallon per second. It appears in pre-metric British fire-fighting standards, large pump test certificates, and naval engineering calculations. A UK fire engine pump rated 1 000 UK gal/min delivers ≈16.67 UK gal/s. 1 UK gal/s = 4.54609×10⁻³ m³/s ≈ 1.201 US gal/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
| UK gallons per second (gal/s) | Acre-feet per minute (ac-ft/min) |
|---|---|
| 1 gal/s | 0.000221135 ac-ft/min |
| 2 gal/s | 0.000442269 ac-ft/min |
| 5 gal/s | 0.00110567 ac-ft/min |
| 10 gal/s | 0.00221135 ac-ft/min |
| 25 gal/s | 0.00552836 ac-ft/min |
| 50 gal/s | 0.0110567 ac-ft/min |
| 100 gal/s | 0.0221135 ac-ft/min |