ccf Unit Converter

Definition of ccf unit

CCF is a customary unit of volume equal to 100 cubic feet. It is commonly used for measuring natural-gas consumption and, less often, water usage. One CCF equals approximately 2,831.68 liters or 748.05 U.S. gallons.

History of ccf unit

CCF developed from the English and U.S. customary measurement tradition, where a cubic foot was a practical unit for trade, engineering, and public utilities. The prefix “C” represents the Roman numeral for one hundred, so CCF literally means one hundred cubic feet. Gas companies adopted CCF as a billing quantity because it conveniently grouped household consumption into manageable numbers. Water utilities have also used the term, particularly in the United States. Although metric units dominate internationally, CCF remains embedded in utility tariffs, meters, contracts, and historical billing systems.

Applications of ccf unit

Today, CCF most commonly appears on U.S. natural-gas bills, where it records delivered gas volume and supports pricing. It may also measure municipal or commercial water consumption. For comparison, 1 CCF equals 100 cubic feet, 2.83168 cubic meters, and about 748 U.S. gallons. Utilities may convert CCF to therms when billing gas energy.

Complete list of ccf unit conversion