Administrative and general expenses are a sub-category of expenses incurred in the normal day-to-day operations of a business. Utility...

Automated meter reading or AMR (also sometimes called automatic meter reading) combines the electronic capabilities of newer solid-state...

AGC is a generator control system that adjusts the real power output of generators in response to control signals from the system...

(aka Non-utility generator) Independent power producers, commonly called IPPs, are independent owners of generation that are not part of...

Amortization is the process of reducing or paying off a financial obligation with regular payments. An example is making equal monthly...

An advanced metering infrastructure (AMI) is an integrated system of smart meters, communications networks, and data management systems...

A biofuel is a renewable energy source made from organic matter or waste. Because biofuels can be carbon neutral, or even carbon...

Some oil wells also produce natural gas along with the oil. The produced gas is called associated-dissolved gas, or more simply,...

Lease condensate (commonly called condensate or condy and sometimes called natural gasoline) is an oil-like hydrocarbon that is separated...

A fuse is a device that provides protection to electrical circuits by melting a fusible link when current exceeding its rating flows...

Allowance for funds used during construction, commonly called AFUDC, is a regulatory method of compensating a utility for the financing...

An aquifer is an underground body of rock, sand, or gravel that holds groundwater. In some areas natural aquifers have been converted to...

A customer charge (also called a service charge or facility charge) is a fixed monthly charge that is applied to each utility account....

Compressed natural gas or CNG is natural gas that has been compressed to a pressure of 3,000 to 3,600 pounds per square inch (psi) so...

Under complete retail competition, the utility has been completely removed from the supply function and is simply a transporter of...

A carbon offset is a tradeable instrument that represents a specific amount of reduction in greenhouse gas emissions or an increase in...

To fully understand the concept of capacity factor, it is important to first understand the concepts of capacity and energy and the units...

In many regions, the term load serving entity (LSE) is used to refer to any electric market participant that provides supply to end-use...