Convert US gallons per second to Acre-feet per second
Convert US gallons per second (gal/s) to Acre-feet per second (ac-ft/s) instantly and accurately.
Conversion Formula
ac-ft/s = gal/s × 3.068883277e-6
About US gallons per second
The US gallon per second (gal/s) equals 3.785411784×10⁻³ m³/s, used for very large pump discharge rates and fire-suppression deluge systems. A large centrifugal fire pump rated 1 500 US gal/min delivers exactly 25 US gal/s; industrial cooling-tower makeup lines are sized in gal/s at peak demand. 1 US gal/s = 3.785411784×10⁻³ m³/s = 60 US gal/min ≈ 227.1 L/min.
About Acre-feet per second
The acre-foot per second (ac-ft/s) equals 1233.48183754752 m³/s, an enormous unit representing the flow that would fill a football-field-sized area to 1 ft depth every second. It appears in descriptions of exceptionally large dam-break flood waves and major river-system extreme events. The 1976 Teton Dam collapse peak outflow was estimated at ≈65 000 ft³/s ≈ 1.49 ac-ft/s. 1 ac-ft/s = 1 233.48 m³/s.
Quick Reference Table
| US gallons per second (gal/s) | Acre-feet per second (ac-ft/s) |
|---|---|
| 1 gal/s | 3.069 × 10-6 ac-ft/s |
| 2 gal/s | 6.138 × 10-6 ac-ft/s |
| 5 gal/s | 1.534 × 10-5 ac-ft/s |
| 10 gal/s | 3.069 × 10-5 ac-ft/s |
| 25 gal/s | 7.672 × 10-5 ac-ft/s |
| 50 gal/s | 0.000153444 ac-ft/s |
| 100 gal/s | 0.000306888 ac-ft/s |