Convert UK gallons per second to Acre-feet per hour

Convert UK gallons per second (gal/s) to Acre-feet per hour (ac-ft/h) instantly and accurately.

UK gallons per second (gal/s)
Acre-feet per hour (ac-ft/h)

Conversion Formula

ac-ft/h = gal/s × 0.01326807052

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 hour

The acre-foot per hour (ac-ft/h) equals 1233.48183754752/3600 ≈ 0.34263 m³/s, standard for sizing irrigation district delivery canals, reservoir outflow scheduling, and aquifer recharge basin calculations in the western US. The US Bureau of Reclamation uses ac-ft/h for canal operational planning; a 1 000-acre farm irrigating with 0.5 in/h rain-equivalent receives ≈41 ac-ft/h. 1 ac-ft/h ≈ 0.34263 m³/s.

Quick Reference Table

UK gallons per second (gal/s)Acre-feet per hour (ac-ft/h)
1 gal/s0.0132681 ac-ft/h
2 gal/s0.0265361 ac-ft/h
5 gal/s0.0663404 ac-ft/h
10 gal/s0.132681 ac-ft/h
25 gal/s0.331702 ac-ft/h
50 gal/s0.663404 ac-ft/h
100 gal/s1.32681 ac-ft/h

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