Convert Acre-Feet to Fluid Drams

Convert Acre-Feet (ac ft) to Fluid Drams (fl dr) instantly and accurately.

Acre-Feet (ac ft)
Fluid Drams (fl dr)

Conversion Formula

fl dr = ac ft × 333671862.9

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 Fluid Drams

A fluid dram (fl dr, also 'drachm') = 1/8 fl oz ≈ 3.697 mL. Used by apothecaries for precise medicinal compounding; a fluid dram divided into 60 minims. Largely superseded by millilitres but still appears in traditional compounding recipes, older US pharmacopeias, and historical medical literature. 1 fl dr ≈ 3.697 mL.

Quick Reference Table

Acre-Feet (ac ft)Fluid Drams (fl dr)
1 ac ft333672000 fl dr
2 ac ft667344000 fl dr
5 ac ft1.668 × 109 fl dr
10 ac ft3.337 × 109 fl dr
25 ac ft8.342 × 109 fl dr
50 ac ft1.668 × 1010 fl dr
100 ac ft3.337 × 1010 fl dr

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