Nipomo CSD bills its customers in units, where 1 unit is 100 cubic feet or 748 gallons.
| 7.48 gallons | = | one cubic foot (cf) |
| 748 gallons | = | one hundred cubic feet (hcf) |
| 325,851 gallons | = | one acre foot (af) |
| one acre foot | = | 43,560 cubic feet |
| one acre foot | = | 435.60 hundred cubic feet |
| one acre foot | = | volume of water sufficient to cover an acre of land to a depth of one foot |
A water conversion calculator can be found at www.western-water.com
