Convert Acre-Feet to Tuns
Convert Acre-Feet (ac ft) to Tuns (tun) instantly and accurately.
Conversion Formula
tun = ac ft × 1293.061224
About Acre-Feet
An acre-foot (ac ft) = the volume covering 1 acre to 1 ft depth ≈ 1,233.5 m³ (325,851 US gal). Almost exclusively used in US water resource management. California's Lake Shasta: 4.55 million ac ft at capacity. A typical US household uses ~0.5-1 ac ft/year. Water rights on the Colorado and Sacramento rivers are traded in acre-feet. 1 ac ft ≈ 1,233.5 m³.
About Tuns
A tun = 4 hogsheads = 252 US gallons ≈ 953.9 L - the largest traditional wine cask and origin of the English word 'ton': a full tun of wine weighed ~1 long ton. English shipping law rated cargo capacity in 'tuns burden'. Scottish distilleries use 'tun rooms' for large vatting/blending vats. 1 tun = 252 US gal = 2 pipes = 4 hogsheads ≈ 953.9 L.
Quick Reference Table
| Acre-Feet (ac ft) | Tuns (tun) |
|---|---|
| 1 ac ft | 1293.06 tun |
| 2 ac ft | 2586.12 tun |
| 5 ac ft | 6465.31 tun |
| 10 ac ft | 12930.6 tun |
| 25 ac ft | 32326.5 tun |
| 50 ac ft | 64653.1 tun |
| 100 ac ft | 129306 tun |