Acre-foot

acre-foot
An acre-foot volume (not drawn to scale)
General information
Unit systemUS Customary units
Unit ofVolume
Symbolac⋅ft
Conversions
1 ac⋅ft in ...... is equal to ...
   SI units   ≈ 1,233.5 m3
   US customary units   43,560 cu ft
   US customary units   ≈ 325,850 US gal
   Imperial units   ≈ 271,330 imp gal

The acre-foot is a non-SI unit of volume equal to about 1,233 m3 commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, sewer flow capacity, irrigation water,[1] and river flows.

An acre-foot equals approximately an eight-lane swimming pool, 82 ft (25 m) long, 52 ft (16 m) wide and 9.8 ft (3 m) deep.

  1. ^ "NM OSE Glossary". Archived from the original on 14 November 2005. Retrieved 15 March 2014.