Understanding Energy Units of Measure

Term Definition
BTU British Thermal Unit. The amount of heat needed to raise one pound of water by one degree Fahrenheit.
CCF 100 cubic feet of gas
Cubic Feet The amount of gas required to fill a volume of one cubic foot (under stated conditions of temperature, pressure and water vapor)
DTH 10 therms
KWH Electricity usage equal to 1 kW of demand over a time period of 1 hour.
MCF 1000 cubic feet of gas
MWH 1000 KWH
Therm Unit of heat equivalent to 100,000 British Thermal Units (BTU's)
Watt The basic unit of electricity demand, equivalent to one joule per second.
1 KW The most common unit of electricity demand, 1000 watts