L - P

The entity (either independent or the owner of transmission) that coordinates operations to maintain electric system stability and achieve least-cost dispatch by providing backup, short-term excess sales, reactive power support and spinning reserve; a...

An area (city, etc.) that uses large amounts of electricity (also called a load pocket)

A maximum price applied by a regulator to the sale of electricity or services, whereby the level of the cap is set somewhat above the marginal costs of the most expensive generator on the system

Planning by utilities to ensure a reliable electricity supply

In the Midwest PTPs are defined as either obligations or options that are directional and entitle the owner of a PTP to be paid the difference in the congestion components of the locational prices between the specific point or points of receipt and the...

Planning by utilities to ensure that electric generators operate as scheduled, based upon load forecasts (also, operating a generator to balance short-term load fluctuations)

A state agency (often called a department of public utility control, public service commission, etc.) comprised of elected or appointed regulators that oversees utility (including electric, gas, telecom, taxi, weights and measures and the like) rates...

Reducing electricity use from the grid during peak periods to increase reliability and moderate the energy-clearing price during system-wide peak demand; reducing electric load or using qualifying emergency generators on the customer side of the meter.

Enacted by Congress, it prohibits acquisition of any wholesale or retail electric business through a holding company, unless the business forms part of an integrated public utility system when combined with the utility's other electric business, and...

Pricing electricity to include the costs of transmission losses, congestion and the local costs of generation (also called location-based pricing)