This calculator allows you to convert from Drop to Acre-foot and in a reverse direction. To convert from Drop to Acre-foot, enter the amount of Drop into the first input and to convert from Acre-foot to Drop, enter the amount of Acre-foot into the second input.
20 Drop = 8.1071319378991E-10 Acre-foot
Drop to Cubic meter | Drop to Liter | Drop to Cubic centimeter | Drop to Cubic foot | Drop to Gallon (US) | Drop to Cubic inch | Drop to Milliliter | Drop to Cubic yard | Drop to Microliter |20 Drop equal 8.1071319378991E-10 Acre-foot.
Every 1 Drop = 4.0535659689495E-11 Acre-foot and so, 20 Drop = 20 multiplied by 4.0535659689495E-11 = 8.1071319378991E-10 Acre-foot.
What is an acre foot?
Acre foot was mainly used to measure large scales of water. It is a common unit to define volumes of canals and rivers.
United States define an acre foot as the volume of water which can cover an area of one acre to a depth of one foot.
Let's show some examples to make you imagine how much is one acre foot:
One acre foot of water is sufficient for the needs of a suburban family household per year. Under the enforcement of water conservation, the same family can consume only 0.25 acre-foot of water annually.
| 10 Drop = 4.0535659689495E-10 Acre-foot |
| 11 Drop = 4.4589225658445E-10 Acre-foot |
| 12 Drop = 4.8642791627395E-10 Acre-foot |
| 13 Drop = 5.2696357596344E-10 Acre-foot |
| 14 Drop = 5.6749923565294E-10 Acre-foot |
| 15 Drop = 6.0803489534243E-10 Acre-foot |
| 16 Drop = 6.4857055503193E-10 Acre-foot |
| 17 Drop = 6.8910621472142E-10 Acre-foot |
| 18 Drop = 7.2964187441092E-10 Acre-foot |
| 19 Drop = 7.7017753410041E-10 Acre-foot |
| 20 Drop = 8.1071319378991E-10 Acre-foot |
| 21 Drop = 8.5124885347941E-10 Acre-foot |
| 22 Drop = 8.917845131689E-10 Acre-foot |
| 23 Drop = 9.323201728584E-10 Acre-foot |
| 24 Drop = 9.7285583254789E-10 Acre-foot |
| 25 Drop = 1.0133914922374E-9 Acre-foot |
| 26 Drop = 1.0539271519269E-9 Acre-foot |
| 27 Drop = 1.0944628116164E-9 Acre-foot |
| 28 Drop = 1.1349984713059E-9 Acre-foot |
| 29 Drop = 1.1755341309954E-9 Acre-foot |
| 30 Drop = 1.2160697906849E-9 Acre-foot |
