Natural gas is generally measured in one of two ways – by volume or by energy content. Gas is metered based on volume. Units typically...

Backhaul is a contractual transaction where natural gas is moved on a pipeline in the opposite direction of flow. For example, on a...

A blowdown is the purposeful venting of natural gas to the atmosphere during well operations and/or during pipeline operations or...

A balancing account is an accounting mechanism used by regulated utilities to keep track of the difference between projected expenses and...

A red tag is a notice placed on a customer facility when a utility company employee or a city or county inspector notes an unsafe...

Users of natural gas are rarely able to forecast exactly how much gas they will need on a given day. Production rates go up and down,...

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

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

Line pack is natural gas that is stored within the pipes of a gas transmission or distribution system. Line pack is used by gas system...

The spark spread is a quantity that represents the difference between the wholesale market price of electricity and the cost of producing...

Prime movers are part of the equipment that make up a compressor station. The prime mover is a device that provides the power to drive...

A dispatch curve is a graph of variable operating costs for every available supply resource within a certain balancing authority area....

Gas Scheduling provides the link between customer demand and Gas Control’s operation of the system. It is the role of Gas Scheduling to...

The ohm is the unit used as measure of the resistance to flow of electricity in a material. The scientific symbol for electrical...

Distribution lines can be configured in different ways depending on how they are wired into the transformer at the substation. Lines may...

Use of generation is often divided into three categories — baseload, which is generation run all 24 hours of the day; intermediate, which...

A VAR is a unit of measurement of reactive power. VARs occur when AC electric currents and voltage are not in phase. Current and voltage...

Under the vertically integrated monopoly utility model, electric generation, transmission, distribution, retail sales, and system...